PDA

View Full Version : Precalculus Mathematics

Pages : 1 [2] 3
  1. Chess Tournament solution check
  2. Arc Length and Nautical Miles
  3. Factoring
  4. gfc. help urgent
  5. add the components
  6. Simplification of Log/Exponent Expression
  7. Polynomial Long Division
  8. Brittanica on a Pinhead
  9. Sum and Sum to infinity
  10. Polynomial with 3 unknown variables
  11. Finding (Theta) with arctan
  12. Simplifying Trigonometric Expressions
  13. The slope of a bisector
  14. 50 coin tosses, probability of 25 heads vs 3 heads
  15. van Der Waals equation solving for V
  16. question about what this variance value means
  17. Equations of a Plane/Hyperplane
  18. Quadratic Absolute Value Inequality
  19. simple linear transformation of coordinates on a sin wave
  20. Faster Polynomial Multiplication
  21. Factorizing & Manipulation
  22. Sum of Products Help
  23. Simplifying a square root
  24. bunch of AS level math problems(quadratics,indices etc)
  25. Graphs,Symmetric,Height
  26. Volume of a Box + Finding all solutions
  27. Coefficient of Variation
  28. induction with inequalities...
  29. Two angles∠3 and ∠5 are each supplementary to ∠4. If m∠5 is 78°, what is m∠3?
  30. "If AB+BC = 24 and AB = 10, THEN 10 + BC = 24 is an example of the ?
  31. Geometry Question
  32. What is the converse of "If it is raining, then we will not go to the beach?"
  33. AB ≅ CD. Find the length of BD.?
  34. Trigonometry Help
  35. Composite numbers and divisibility (2 problems)
  36. Very quick algebraic manipulation help
  37. Trig Help
  38. Problem with a sequence
  39. changing equation to standard form
  40. Sets - Proving every set is a subset of itself
  41. Solving for V?
  42. Trignometric Identities
  43. Volume and surface area of a cylinder
  44. Inverse function question
  45. Factoring/Proving an inequality
  46. Square root problem
  47. Algebra manipulation...
  48. Solve for x(basic question for fresher)
  49. simplify problem
  50. The better buy problem
  51. Grade 9/10 Algebra.
  52. 2 Limits/Differenciability questions
  53. Trig General Solution
  54. Factoring a polynomial
  55. complex numbers (2)
  56. Help me please. Today.. :)
  57. Factoring a quadratic
  58. any help today would be appreciated, thanks.
  59. show that it is orthogonal to both u and v
  60. Isolating A Variable
  61. Quick(ish) homework help
  62. Range of a function
  63. Every student in a group of 1000 is given a penny and is asked to flip it 40 times...
  64. Simplify Complex Number Fraction
  65. Inequalities of modulus!
  66. Shortest distance between two lines (vector algebra)
  67. Finding the angle for force component
  68. Small part of a larger problem
  69. Circular trajectory question
  70. Finding x for a quadratic equation
  71. 3 Functions Problems
  72. Composite Function
  73. Shortest distance between two points (one unknown?)
  74. Average Velocity over intervals
  75. Trigonometry question
  76. difference of two squares
  77. Need help with proving something?
  78. Find the minimum distance between the curves
  79. secx=4, help explain
  80. Inverse function containing square root
  81. Help with High school courses
  82. getting started on proving this
  83. Boolean Algebra: Minimum Sum-Of-Products Expression
  84. Simple displacement question
  85. Variable-only graphing question
  86. Finding the height of a cilinder.
  87. Matrix Word Problems
  88. Composite Function
  89. Trig Problems please help please!!!
  90. How to Break parenthesis
  91. How to set up a rate problem with two rates
  92. Physics (need help) due tomorrow morning
  93. Cyclometric Functions
  94. I'm new to proofs. Would someone please give me an opinion on my proof?
  95. Grade 11 algebra question
  96. Composite Function
  97. Eigenvalues of a 4x4 matrix and the algebraic multipicities
  98. Rearranging equation - Relativistic doppler
  99. find all ordered pair of integers for a diophantine equation
  100. Approximating Angles
  101. Prove the formula for the maximum of two numbers
  102. adding negative exponents
  103. Long division where the quotient is larger than the dividend
  104. Find LIMIT n→∞ Xn!
  105. I need help with homework
  106. Another proof: x^2 + xy +y^2 > 0
  107. tricky exponential question
  108. Composite Functions
  109. Check my inequality proof please
  110. Area as a function
  111. Another proof...
  112. Natural log
  113. Proving inequality
  114. Finding the mean, midpoint and sd
  115. Graph troubles
  116. boolean proofs
  117. Logs
  118. Sketch the function:????
  119. Profit function!!!
  120. Summation Problems! Please Help!
  121. Boolean algebra problem...
  122. Sketching graphs
  123. how to prove???
  124. I'm second guessing myself on Limits
  125. nee help in solving aproblem
  126. Finding the Vector Eqn of a Line
  127. Absolute values
  128. 2 Problems/Trig Function and Identity
  129. Inverse of a function.. (Gr 12 math)
  130. Simple Trig Identity
  131. Standard Deviation Word Problem
  132. Stat questtion
  133. Rocket acceleration/displacement problem
  134. Polynomial division
  135. Rational and irrational numbers. (semi-urgent)
  136. Square Root Method
  137. Very hard trig solution that is way too long
  138. Prove by induction that nCk is always a natural number
  139. Interpretation of Question
  140. very tough probability question, need some help!
  141. Need Help with My Limit Homework
  142. Help, Calculating height of Trapezium
  143. Plz find urgent ::Fourier Series problem?
  144. Simultaneous equations.
  145. Factoring a cubic equation
  146. Transformations Between Coordinate Systems
  147. Probability: Dice Game
  148. Correct Notation
  149. Exponents
  150. Surface Area of Solid Cylinder
  151. Probability question (choosing cards from a deck)
  152. Height of an object given angles of depression
  153. Polynomials: Linear Factors
  154. Homogenous system - Nontrivial solutions
  155. Problem with parallel lines
  156. Polynomials & divisibility
  157. help with finding all real solutions
  158. Square Root Method - Fractions
  159. Comparing 2 sample means of 2 different samples
  160. Matrices problem
  161. [Help]Findin all real solution.
  162. Proof by induction question
  163. Polynomials divisible by....
  164. Probability Question
  165. (CONDITIONAL PROBABILITY) Which probability would you expect to be greater?
  166. polynomial function
  167. seventh roots off -128
  168. Even, odd or neither function
  169. How to get instantaneous rate of change
  170. descriptive statistic/s
  171. Point in a rectangle given angles only
  172. The relationship between hyperbolic and circular functions
  173. Investing and return.
  174. Help(Using a fourier series to find the sum of second series
  175. z^7+128
  176. Help with induction?
  177. Asymptotes to Absolute Values
  178. Graphing Question
  179. Homogenous system
  180. Tricky word problem
  181. Prove Fibonacci formula with induction?
  182. x^n - y^n proof
  183. Help with proving irrationality...
  184. easy? Trignometry question
  185. Finding a percentile ranking
  186. Cartesian , Polar and Exponential Form . Help needed thanks .
  187. Cartesian , Polar and Exponential Form . Help needed thanks .
  188. A Question related to Co-ordinate Geometry
  189. Interpretation of Question
  190. Finding inverse of a function involving ln.
  191. Mathematical model
  192. Asymptotes and functions
  193. If 4 coins are tossed, find the probabilities
  194. Where can I find practice induction questions online?
  195. percentage
  196. Help plotting 2 functions on Maple 13
  197. Discrete math, defining an operator
  198. A fair coin is tossed...
  199. Probability formula..
  200. simple derivative check
  201. Quick question on a simplification of position formula
  202. Another easy?trig question
  203. Trig question
  204. Two vector problems
  205. Line integral in vector field
  206. Gravitational Forces!
  207. Parabolas; Domain and range
  208. Domain of the composition of these functions
  209. Simple Question on graphing
  210. Spherical Coordinates
  211. Statistic assignment help needed .
  212. Discontinuity Help please!
  213. Lin Alg Question: Cross-Product Proof
  214. Probability - Multivariate normal distribution
  215. Towers of hanoi induction-- slight bit i don't understand
  216. ANOTHER parabola related question! ._.
  217. I have a question about HA, VA and minimum points
  218. Some help with this differentiation question thanks
  219. log problems
  220. Euler's formula eiθ
  221. Embarrasing, but I need help with this.
  222. stupid question
  223. Parabola (Horizontal) - finding vertex, focus and equation of line
  224. Domain of composite functions
  225. How do i solve the following with or without use of logs?
  226. Quadratic identities
  227. F to the G
  228. Quadratic
  229. Calculate the angles in the triangle
  230. Length of an Escalator
  231. Simultaneous Equations
  232. Prove that k is even
  233. Inequalities help
  234. Calculating the normal vector to the surface
  235. Polynomial, Division, Remainder
  236. Help with dot product for vectors
  237. Simultaneous eqs methodology (4 vars)
  238. Some Algebra
  239. Harmonic series proof
  240. Solve for x
  241. Math problem involving reciprocal of linear functions
  242. vector problem simple question
  243. Simple Statistics Problem
  244. Reciprocal of a quadratic function - math help
  245. Determine whether the equation represents y as a function of x
  246. Vector problem
  247. Why do I need limits?
  248. How can I solve it?
  249. Domain of the function
  250. Proving the limit (delta epsilon)
  251. Proving the limit #2
  252. Maximum and Minimum problems
  253. linearization of a function
  254. Given perpendicular vectors A and B, solve A x Y = B for Y
  255. 5^(4-x)=1/5 Process for solving
  256. Trigonometry Question
  257. Solving A Trignometric Equation
  258. Solve this linear equation
  259. how to solve linear equation in matrix form if determinat is zero
  260. Help me in this question
  261. Roots of equation.
  262. Need help plotting a point in 3d space using 2 vector/origin sets.
  263. Finding eigenvectors.
  264. Matrix Determinant Question
  265. First success, sampling without replacement
  266. the length of the crease
  267. Question concerning average density
  268. Simplifying Polynomials
  269. Pure mathematics problem
  270. I want check my answer ()()()
  271. fixed point equation
  272. How many integers contain the digit 1 from 1 to 10,000,000?
  273. I face some difficulties to find the domain
  274. Quadratic Identities
  275. [help] using scilab to plot the direction fiel of ode
  276. Induction help
  277. Please Help! - Integration, Rate of Change, and Volume of Revolution Questions
  278. Solving Exponential Equations SO CONFUSED !?!
  279. Find an upper bound to the limit of a function
  280. Proving the limit (epsilon delta) #3
  281. Driving me batty! CSC^4x -COT^4x; simplify.
  282. General form of a parabola
  283. Need help with a function problem?
  284. Finding the value of delta
  285. Induction question
  286. proof of a focus point on parabola and tangent line equal angles
  287. partial derivative
  288. Sum and Product of the Roots (Quadratic Equations)
  289. Linear algebra - side of a cube is an integer?
  290. Spivak Calculus- Chapter 1, Q1(v)
  291. Hi - -- I want check my answer
  292. Finding Vectors
  293. check a , h , k are correct or ?
  294. Reduced Row Echelon Matrix
  295. quadratic formula
  296. induction
  297. Log Law Question
  298. One last log law question. little more trickier.
  299. Help with Sign Reversals in Solving Quadratic Inequalities
  300. radians
  301. Help with word problem
  302. Natural Log Problem
  303. natural logs and derivatives
  304. sum notation troubles
  305. Quick complex number question
  306. word problem-I would like to check my procedure
  307. Transformations Problem
  308. Find the convergents to the fraction
  309. Log transformations question
  310. Easy Algebra 2 Questions - Help Please
  311. The product of every number
  312. Vector Projection
  313. [PreCalculus] Proving Identities
  314. surfaces
  315. Drawing a picture using math equations
  316. Another Trigonometric Equation
  317. Cauchy-Schwartz Inequality for Step Functions
  318. Negating logical assertions
  319. Can addition formula be applied to more than 2 sums?
  320. Functions questions
  321. Linear Math Inverse
  322. Determinants and Adjoints
  323. Solving for determinant=0
  324. Solve this Differentail equation.HELP!
  325. matix mulitiplication
  326. Projectile Motion(Fun. Fun) where object is thrown from ground level
  327. Tricky Geometric Question
  328. Reduced Row Echelon/Solution Set Problem
  329. simplifying logarithmic expressions
  330. Finding The Equidistant of 2 Points
  331. Prime Factorization Homework Problem 1
  332. Prime Factorization Homework Problem 2
  333. Prime Factorization Homework Problem 3
  334. Prime Factorization Problem 4
  335. Inverse Trig Function
  336. Trig Problem: Angular Velocity.
  337. Quick probability question
  338. equation of a circle
  339. Ratio Word Problem
  340. Set question
  341. Matrix Determinant
  342. Cofactor (4x4 matrix)
  343. Finding log something, in terms of A and B.
  344. x^4 - x^3
  345. HELP geometric probability: area of a square and conditional probability
  346. easy Vector algebra
  347. an aeroplane flys...
  348. Worded question - matrices
  349. Sine rule using cross product
  350. Two Geometric question
  351. How do you solve this equation (involving exponentials)?
  352. basis of matrix space
  353. newtons cooling law problem given in precalc
  354. Limit at inifinity
  355. How to properly find the Domain of fog/gof ?
  356. Simplification of a sequence
  357. Scientific Calculator issues
  358. Planes Velocity Problem
  359. Probability involving a deck of cards
  360. Mappings, domains, codomains, proof of linearity
  361. Trig question...
  362. Differentials Equation Help
  363. Point and Circle intersection in 3 D
  364. Intersection of probabilities.
  365. Finding perpendicular bisector.
  366. simplify quadratic solution
  367. Probability question
  368. Inverse of x+2e(x)
  369. Matrix Space, dependence/indepence (HELP!)
  370. real life application of trignometry identities
  371. Help with proving a function can be written f = E + O
  372. Ax^2 + Bx + Cy^2 + Dy + E = 0...help?
  373. help me in these questions
  374. Limit of a Greatest Integer Function using Squeeze help
  375. Sin -270 different from sin - 90 exact and aprox values?
  376. Inequalities and absolute value
  377. Trig Identities
  378. probability distribution functon
  379. Evaluating Logarithms
  380. Help with math coursework!
  381. Simplifying Absolute Value
  382. Probability Dice Question
  383. Infinite repeating problems?
  384. Why are my problems written as "sub x" and "sub 0"
  385. matrix problem
  386. Two numbers have a sum of 13 (terminology & help)
  387. Calculating The Mean, Standard Error, and Standard Error of the Mean
  388. Eigenvector problem
  389. Proving half angle formulae
  390. joint probability
  391. Divisibility
  392. binomial expansion
  393. Area, volume and depth relation?
  394. Trig.
  395. simple linear algebra problem
  396. Algebra question - quick visual
  397. Focus of a parabola
  398. trig identity
  399. Verifying trig identity
  400. Trignometry
  401. Unit circle problems (ive wikied and googled)
  402. Why is the set of all nonsingular 3x3 matrices not a vector space over the reals?
  403. The only 3 consecutive odd numbers that are primes are 3,5,7
  404. (help me in this two questions )
  405. Please help me get 2% by helping me solve this question (Very Important)
  406. Trig question eq in the form y = sin k x
  407. Newton's Law of Cooling
  408. Check my algebra really quick :o
  409. How come this factoring works for finding points on a curve that equals slope 1?
  410. Linear algebra normalising a vector?
  411. A problem involving bases.
  412. Simplifying a/(2^a)
  413. Trig. Identity
  414. Trig Help
  415. How many ways can I go up some steps?
  416. Maximum Area Problem
  417. Prove inequality
  418. Standard Deviation Problem
  419. How do you tell if tan x=0.5371, is in radian or degree?
  420. Possible Combinations | ATM Pin
  421. Expressing c in terms of b
  422. propositional logic
  423. Linear algebra Homework question
  424. Radius of circle, given 3 points
  425. Four digit number, digit increasing/decreasing in size
  426. Zeroes of a polynomial
  427. rational function helpp needed immedietly !!!!
  428. Need Help w/ x^2-xy+y^2+x+y+1=0
  429. Equations - Graphs
  430. please help, long division of polynomials
  431. physics question with polynomials
  432. average speed question
  433. Simplification of polynomial division
  434. Line segments problem with ratios.
  435. algebra 4th power weirdness problem
  436. a few questions ....
  437. The value of the limit
  438. induction!
  439. Linear Math Vector
  440. Linear Math Lines
  441. Permutations in a conference
  442. Linear algebra. Problem with vector spaces dimension
  443. log-log scales
  444. Smallest interior angle
  445. series convergence basic question
  446. summation and nCk
  447. How do I simply this (there should be a trig. identity involved
  448. Two-Dimensional Motion
  449. Simple differentiation.
  450. Cross product
  451. Finding eigenvalues with the power series method
  452. log problem
  453. Unwounding of a spool
  454. Vector Problem
  455. Matrix multiplication
  456. Sets and notation
  457. square of maximum area
  458. Need some help with Algebra II!
  459. Hypothesis Testing - Basic Theory Question
  460. Sum and Difference Formulas PROVE
  461. Matrix determinant
  462. Confusing Step - Euler's Formula?
  463. normalcdf question.
  464. Tree Diagram help
  465. Length of a pulley
  466. Need help with finding particular solution to a second order differential equation
  467. Logarithmic Help
  468. Please help me with this Trigonometry Question?
  469. Trigonometry/Geometry
  470. Number Theory-limitation of Pn
  471. What is the domain of tan(x/b)?
  472. Simultaneous Equation
  473. Help proving matrix properties:
  474. Probability Question
  475. Equation of a parabola
  476. S_{n} = 2S_{n-1} + (2n - 4)
  477. How do I type this equation into my calculator?
  478. Finding a plane
  479. t = 64/(165+3n) finite sum
  480. Fractional Exponential
  481. Confused about basic probability
  482. why ( 2 + Log5÷log2) Different from ( Log5÷log2 + 2)
  483. Effect of y˛ and 1/y on oblique asymptotes
  484. proof using logarithm
  485. Function composition
  486. problem for math class
  487. I want check my answer ()()()
  488. Rational Expressions
  489. Vector geometry, some problems.
  490. Simplfying rational expressions
  491. Am i on the right track???
  492. Linear algebra, problem with linear maps and their matrices
  493. did i do this correctly?
  494. finding an angle between two vectors
  495. English to symbolic form (transcription)
  496. Which primes p satisfy p^2|5^p^2+1?
  497. Trig Identies
  498. Concept problems regarding equations of higher degree
  499. How to proof; a sumformula
  500. Factorials...
  501. Fun Geometry Problem
  502. Which Triangle has a larger altitude?
  503. Multiply and simplifying fractions
  504. Range of a function
  505. Domain of a function
  506. Uniform convergence
  507. Solving two absolute value variables.
  508. Computing with rational exponets
  509. Angular Velocity
  510. Law of sines, ambiguous case
  511. Range and inverse of bijective functions
  512. Number Theory
  513. Hypothesis Testing: Binomial Experiment
  514. having trouble
  515. Quadratic equations
  516. Trouble finding the Linear Functions that satisfy the given Identity
  517. 2 Problems of mine
  518. Locus problem (complex numbers)
  519. probability
  520. What am I doing wrongly?
  521. A little problem about mathmatical logic
  522. Some sums
  523. determinant-triangular matrix by blocks
  524. Need help with this trig identity
  525. Convert base-10 212 to base-9
  526. Problem Solving Combinations
  527. Log/Index question which I am stumped with.
  528. Law of Sines Word Problem (Photo Included)
  529. Finding Length of Diagonals of Rhombus
  530. [Probability] Seating arrangement & Selection
  531. Finding Work Done
  532. Inequality problem
  533. Simplifying Equatons
  534. Arithmetic and geometric means
  535. Equation problem
  536. Statistics Help!
  537. Position Vectors and Geometry
  538. intersection of two graphs
  539. [nterest]
  540. Trigonometry
  541. word problem... maybe solved by quadratic equation.
  542. Trig Equation Help
  543. Combinations
  544. can you help me graph this inequality?
  545. Factor Theorem
  546. Sum of reciprocal of squares <Logic>
  547. Simultaneous Equations check on work
  548. inverse function
  549. Two points on a graph, the mid-point of a line made by these two points is an origin.
  550. How to decide if <v,w> defines an inner product space
  551. Finding the mass of our Galaxy and the amount of stars in our Galaxy
  552. [measure theory] measurable function f and simple function g
  553. inequality
  554. Finite Math question
  555. Express as the product of four factors
  556. Solving Simulataneous equations
  557. Find range
  558. Circle
  559. Limit of the function
  560. PLEASE HELP, need this today ...
  561. Which is larger?
  562. n order derivates
  563. Question on limits
  564. Express x⁴ + y⁴ + z⁴ - 2y˛z˛ - 2z˛x˛ - 2x˛y˛ as the product of four factors.
  565. Newton's law of cooling
  566. Proving a matrix is Bijective
  567. Questions
  568. Recursive Projectile To Explicit Formula
  569. 2 Trigonometric Problems i'm stuck with. Help!
  570. Is mathematical induction a deductive or inductive argument?
  571. Component vectors
  572. Proof of real numbers
  573. sum of power of two exact 2010 different ways
  574. Troublesome coefficient of variation question
  575. Equation problem 2
  576. Some tricky exponentioal equations
  577. Terminology: Inequalities
  578. Equation problem 3
  579. Linear Transformation
  580. Is This A Correct/Sufficient Proof
  581. Linear tranformations equality
  582. Finding z-scores
  583. Equation of a tangent line to a given circle from an external point - Stuck!
  584. Free-Fall question
  585. HELP!!! trigonometry
  586. Sequences
  587. Don't understand how to simplify this limit
  588. ln(y) and exp(y) :S
  589. Determining a sinusodial equation
  590. Basic Algebra Troubleshoot
  591. Apply the quadratic formula
  592. Probabilities
  593. Log Overflow Problem
  594. combining f(x) and g(x)?
  595. domain/range of inverse functions
  596. Stuck on proving that this function\signal is not periodic
  597. Trig Identity
  598. Vertical asymptote of cos graph?
  599. Logarithim question "decreasing in value"
  600. Finance Problems
  601. Vectors
  602. Messing around with summation operators
  603. Fundamental Identities
  604. Quoted priced of a bond?
  605. Number Theory.
  606. Basic Trignometry Formulae Help
  607. Complex Numbers
  608. Falling object and distance between time intervals
  609. stuck on a proof by induction
  610. Trigonometric Identities
  611. Simulataneous linear equations
  612. probability
  613. balls in a box - probability
  614. Question
  615. Solve Trig. Problem without a calculator
  616. Question from a competition
  617. Good Ol' Seagulls and Clams - Creating an equation based on data
  618. Hypothesis Testing
  619. can't figure out next steps
  620. Question about property of Cross Product
  621. Geomatric sum
  622. How to simplify 1/(cos^4x+sin^4x)
  623. Sinusoidal Word Problem Help
  624. Treg. Defrentiation
  625. Number system?
  626. Factoring x^4 + x^3 + 2x - 4 = 0 (cubic equ)
  627. i want to check my answer if possible
  628. Roth IRA
  629. Indices
  630. Quadratic equations2
  631. Trig identities help! How to simplify by multiplication/division
  632. Some drevative questions
  633. Solving for variables using 3 different equations (simultaneous equations)
  634. Average Rate Problem
  635. Triangle
  636. a word problem
  637. limit of the form 0^infinity+infinity^0
  638. Verify trig identity
  639. Trignometric identiy (LOADS o HELP ;D )
  640. Trig algebra
  641. having trouble
  642. converting a sin regression to cos regression
  643. Finding the Solution Set for an Inequality
  644. Exponential function
  645. Standard deviation and percentage form
  646. Partial Fractions and Parametric Equations Please Help
  647. Simplistic Surface Area Problem
  648. Find an equation of a rational function...
  649. Gaussian curve, x is a log scale
  650. verify that f(x)= (1-x^2) - (2+x) can be written as: -x + 2 - 3/(2+x)
  651. How to determine "b" in a conic hyperboal graph
  652. Proof of x and y int of a line
  653. Very hard algebra
  654. Proof by induction
  655. sum of arithmetic series
  656. equation of the normal line
  657. Course and Ground Speed (Navigation problem)
  658. Binomial expansion
  659. Domain of a function
  660. Sound loudness
  661. help, simple math problem.
  662. Angled Forces HELP!!!!
  663. solving double inequalities
  664. Trigonometry angle - calculation failed, can't explain.
  665. find the direction and magnitude of the resultant forces
  666. Ratio problem
  667. Reasonably simple series question
  668. Law of Sines Triangle Problem
  669. solution to simple math problem again . . .
  670. Central Limit Theorem
  671. Derivative Question
  672. Math: log question-solving for x.
  673. simplifying logs
  674. Simple question about sin, cos , tan
  675. Indices problem
  676. Also indices
  677. Adjoints and Determinants Problem
  678. Equivalence Classes
  679. Reading a z-score chart
  680. Help with Mathematical Induction
  681. Another Matematical Induction Problem
  682. Infinite Growth
  683. solve math problem w/ no algebra
  684. Apostol's Archimedes area proof for a parabola
  685. some more math :(
  686. solve a differential equation
  687. Conics
  688. Trigonometry Question: Find the max and min.
  689. Half angle formula,
  690. Trig factor formula proof help.
  691. Verifying TrigIdentity
  692. Geometry/Area Problem
  693. Trig/constructing sine function from graph
  694. Highest Common Factor
  695. Shipping problem (algebra)
  696. Line integral in polar/spherical system?
  697. Verifying Trig Identity
  698. Linear Programming Production Line
  699. Trigonometry differentiation problem
  700. Vector identity
  701. Simplifying
  702. Poly function of degree n with no roots
  703. For all x∈]0;2pi[ : tan(x) > x
  704. Area problem
  705. Algebra Help
  706. Finding the inverse of a modulus function
  707. Linear programming - profit maximisation
  708. Simplifying
  709. relative frequency
  710. Show that...
  711. Curve Sketching
  712. Trigonometric equation
  713. Train Speeds and MST3K
  714. [probability theory] simple question about conditional probability
  715. [markov chain] reading expected value from the transition matrix
  716. Stuipd Simple Geometry Question
  717. sin(x/2) = x/4
  718. Algebra: is it possible
  719. How do I solve for x in this equation?
  720. How do I solve this equation?
  721. Dividing Powers
  722. Can anyone help me with the AMC 10 P 2002
  723. Converting recurring decimals to fractions
  724. proof question from "How to Prove It"
  725. How do I evaluate this log expression?
  726. How do I solve for x in this log equation?
  727. Product of two consecutive integers
  728. Law of Sines word problem
  729. solution for y + 1/y = x
  730. Urgent: Solve for x in this trigonometric equation?
  731. Simple Geometry Problem
  732. Binomial probability, similar to lottery problems.
  733. simplifying an equation
  734. Factor Completely (PreCalculus)
  735. Really easy vector addition.
  736. Please solve for x in this logarithmic equation? 4^x + 2^(x+1) = 60
  737. Help! I dont understand Geometry Proofs at all!
  738. Help with finding the expectation
  739. Simple trig functions
  740. writing an equation in general form (circles)
  741. Number sequence problem
  742. Maximizing Revenue
  743. How do I solve for x in this logarithmic equation?
  744. Ratio problem
  745. Applying a sinusoidal function to tidal patterns on the earth.
  746. Difference Quotient
  747. Find the Angle (Geometry
  748. Simple, yet annoying, proof
  749. simplifications
  750. Verifying an Identity
  751. How to Factor
  752. Have I rearraged this formula correctly?
  753. Quick question
  754. How to proof RHOMB
  755. Vector multiplication
  756. Surface Integral of cylinder.
  757. Mathematical Induction: Chapter 1, Example 4 from WiM? by Courant
  758. derivative optimization trig functions, give it a try please ! grade 11 math
  759. Factorisation of Cubics
  760. Can someone correct my questions and help me please.
  761. Deck of Cards Probability Question
  762. Sufficient Estimators
  763. Roots of cubics
  764. abba divisible by 11
  765. Find the length of the adjacent
  766. unit vector perpendicular to two known vectors
  767. Change of Variable Expression
  768. a bearing of 070 degrees
  769. Continuous Function?
  770. If a day equals 1000 years, How much time is 1 hour
  771. lebesgue measure
  772. Micrometer reading/area of wire calculation
  773. Cone Volume
  774. Limit.. Need someone to check...
  775. Cubic Polynomials
  776. Lateral Area and Volume of a Pyramid
  777. Modulus of continuity
  778. URGENT:trigonometric identity question
  779. Composite Transformation
  780. find center and radii of a circule
  781. Will someone correct my Trig homework?
  782. Locus Points
  783. Normal Distribution: Hypothesis Testing
  784. Logarithms
  785. just to solve for x
  786. Sufficient Estimator for a Geometric Distribution
  787. Econometric notation
  788. Enumerete elements of group
  789. Solve the equation (sin and cos problems)
  790. Exponentials
  791. How do you determine equation for this simple composite function?
  792. Law of Cosines Problem
  793. Spring physics/math problem
  794. Exponential manipulation
  795. Limit
  796. A math question
  797. Circular Functions
  798. How do I make a compensation vector?
  799. Prove that the additive identity in a vector space is unique
  800. Develop Cubic equation with a few points
  801. Domain of a Radial Function
  802. Prove that 0v = 0 for an arbitaryvector v belong to V
  803. Modulus and Congruency Problem
  804. (1.73 x 10^3) (2.0 x 10^3) = 3.5 x_______?
  805. Prove Power Set equation by Induction
  806. finding specific heat with unknown Q
  807. Simplifaction help?
  808. may be i dont see anything
  809. Geometric distribution problem
  810. Prove that the additive inverse -v of an element v in a vector space is unique.
  811. Infinite Summation
  812. Probability
  813. Simple exponent variable
  814. Converting units in scientific notation to other units.
  815. base 5 problem.
  816. Help with identities math problem?
  817. Probability Density Functions
  818. Inverse f(x)
  819. polygon problem (?!!)
  820. Trigonometry
  821. Normal Curve question
  822. Circle Transformations
  823. Geometry problem
  824. Algebraic Properties of Matrix Operations
  825. Tan of ugly (negative angle)
  826. Probability Problem
  827. Probability - Combinations
  828. Splitting an asteroid
  829. Magnitude and Component Question
  830. Magnitudes, Resultant Force (missing angle!)
  831. How do I solve for x in cotx=2 by using a scientific calculator?
  832. Solving linear systems + gaussian elimination
  833. Show that two lines(in 3D) are parallel, skew or intercept
  834. Birthday problem
  835. How can this be equal to the unit matrix?
  836. Rearrangement - Quickie easy
  837. Domain and Range (simple)
  838. Converting cm^4 into m^4
  839. Proof of additive property for sine
  840. Factoring
  841. Solving Log Equations (Different Bases)
  842. Find the zeros of the function algebraically
  843. Differentiating product
  844. Factoring (X^4+1)
  845. Briefcase problem
  846. small calculation help
  847. Area of triangle inside parallelogram
  848. Solve this equation
  849. Arithmetic mean of two unknowns in a system of equations
  850. Trig Indentity Help
  851. Adding cosine functions
  852. Does ln[ln(x)] = ln(x) * ln(x)
  853. Law of sines
  854. Simultaneous equation
  855. Solve this inequality
  856. Parameterising circle in 3D
  857. inequality
  858. Trig Identities Question NEED HELP
  859. Urgent: Help with Estimating Total Area
  860. Parabola General to standard form
  861. linear transformations (algebra)
  862. Increasing function
  863. Calulating the Mean
  864. Population growth using logarithims
  865. Greatest Integer Function.. help!!
  866. Dividing Polynomials With Exponents
  867. Simplifying a logical equivalence statement without a truth table
  868. Identity problem
  869. Equality
  870. Trig, angles etc
  871. Unfamiliar Notation
  872. vector equation
  873. Vector angle
  874. General Question Regarding Hyperbolas
  875. Point of Intersection NEED HELP
  876. Vector - find a
  877. math induction
  878. Help with probabilities
  879. probability
  880. How to input equations into posts?
  881. homework problem
  882. Tensions and Weights!
  883. Tension and Pulley
  884. Factorising Problem
  885. Common quadratic factor
  886. Basic trignometry function
  887. Exponents in a radicand
  888. Rewriting an expression using a radical.
  889. Have I rearraged this formula correctly?
  890. How do you factorise?
  891. Tension and Pulley Madness! (Load weight)
  892. Trigonometry help
  893. How do I calculate these questions relating to roots of quadratic equation?
  894. Finding Unknown Function f(x)
  895. Basic plane-geometry issue
  896. Law of Cosines
  897. Unit Circle Help
  898. Area of triangle
  899. trigonometry question
  900. Finding a determinant
  901. This is SO simple, why can't I figure it out??
  902. Vector equation of a line
  903. Prime Number Proof Help.
  904. Probability questions
  905. Simple probability that I can't get out
  906. Linear algebra - change of basis matrix
  907. Least squares fit to a straight line?
  908. Uniqueness of integers question
  909. Linear ALgebra question
  910. Tan(A+B)
  911. Cos B
  912. I want check my answers
  913. Solve cos
  914. solve cot/cosec
  915. Solving an equation and checking solution
  916. m equations, n unknowns
  917. Extracting a square root
  918. Crane Statics Problem (Tension)
  919. Factoring question
  920. Triangle
  921. Factoring something with cube power?
  922. equation of a circle
  923. Factoring something with absolute value
  924. Factoring this thing with 6 degree
  925. Linear Algebra - Change of basis question
  926. Vector Calculations
  927. Writing cotangent in terms of cosine..how?
  928. Astronomical numbers
  929. Brain fart algebra question.
  930. Sketching this curve
  931. equation of parabola
  932. Springs, 2 Questions
  933. Centre of gravity of this system of particles
  934. logarithms STUCK!!
  935. square root and cube root question
  936. Help Checking Some Proofs
  937. Volumn by cross sections - solving in terms of which axis confusion?
  938. Equivalent force systems (statics)
  939. Calculus Local extrema
  940. Moment about a drum (Answer Check)
  941. Simplifying difference quotient.
  942. Simplification Through Fundemental Identities
  943. Finding all complex solutions to this problem
  944. Probability problem
  945. Squares and inequalities
  946. probabilty to find.......
  947. Linear algebra Help!
  948. checking binomial series
  949. Question about converting x = pi/6 to polar form
  950. compound interest
  951. Relationship between f(x) and f(1/x)
  952. Simplifying an expression
  953. Factoring Madness
  954. Curve sketching Madness
  955. Linear Algebra - Linear transformation quesiton
  956. Factoring Polynomials
  957. Logx^2
  958. Quadratic Equation
  959. Statistics with Baye's theorem and partitions
  960. Linear Algebra - Change of basis matrices and RREF question what in the world??
  961. Logic/ truth table
  962. Multiple Choice Question about Modulus Function
  963. Exponential Equation! -Stuck!!-
  964. Slope Intercept
  965. Impossible to solve for x. What to do now?
  966. Linear Algebra Help
  967. Linear Algebra - one to one and onto question
  968. Sketching this nutty curve
  969. Matrices Proof> C=A-B, if Ax=Bx where x is nonzero, show C is singular
  970. Cutting an Isosceles Triangle in Half
  971. Intercepts
  972. 2 Quick log problems
  973. Derivative
  974. Adding fractions and evaluating functions
  975. Tricky precalculus word problem
  976. How to use the graph of the distance between any two points
  977. proving (vector analysis)
  978. proving (vector analysis)
  979. Probability test question
  980. Trig Help
  981. Finding the equation of the circle given two points and a tangent line
  982. Defining a statement (Vector Algebra)
  983. Arc Circle Volume
  984. Hyperbola
  985. Truncus
  986. Exact Values of sin (theta)
  987. Vector problem
  988. basic math lol
  989. Statics (smooth pin reaction + tension)
  990. Natural Logs and composition
  991. sin theta question
  992. Statistics - related pdfs
  993. Solving a Polynomial Equation
  994. easy question calculating uncertainty
  995. Work done on stone
  996. Mathematical Probability Question
  997. sketching of graph
  998. How do I approach these problems? Probability
  999. Derivative
  1000. Pythagorean Identities and Equations
  1001. Linear Algebra - isomorphism questions
  1002. How to solve for v?!
  1003. Linnear Algebra Isomorphisms : prove that f + g is an isomorphism?
  1004. Area of quadrilateral knowing 3 sides and 2 angles
  1005. Tough systems of equations
  1006. Modulus Function
  1007. absolute value
  1008. I want check my answer
  1009. Simplifying expressions
  1010. Parametric Equation of a Line from the intersection of two planes
  1011. cubic curve
  1012. Equation for a circle in terms of constants A and B
  1013. How do you write Powers
  1014. Probability question
  1015. eigenvalues
  1016. matrix-determinant
  1017. Making a number into fraction..
  1018. Counting balls in boxes
  1019. Simple linear algebra refresher?
  1020. Linear Algebra - Eigenvector question
  1021. Proving of conjecture.
  1022. Expand and simplify this formula
  1023. Expand and simplify brackets
  1024. Expanding and simplifying brackets
  1025. Proof on the divisibility of integers
  1026. Linear Algebra: How to represent this transformation as a matrix?
  1027. Linear Algebra - How to represent this transformation..?
  1028. Prove that a square matrix is not invertible iff 0 is an eigenvalue of A
  1029. distance between a point and a line in space
  1030. Solve for the variable?
  1031. Need help with 3D charting
  1032. Determine which is bigger
  1033. Probability Question
  1034. Complex number arguments
  1035. Factorising / Factoring formulas
  1036. Normal distribution head-scratcher
  1037. Factorising - 2 brackets
  1038. graph analysis - how closely histogram fits poisson curve
  1039. making a piecewise function continuous
  1040. Linear Algebra - Characteristic polynomials and similar matrices question
  1041. Compound interest Help
  1042. permutations
  1043. Linerization of square root of sin(2x)
  1044. finding the cumulative
  1045. Volume of a Cylinder/Tank
  1046. Extracting the question (D.E.)
  1047. Probability Question: 4 layers, 4 flavours
  1048. fraction problem
  1049. Graphing the function
  1050. A*exp(jwt)=A*cos(wt+phi)?
  1051. Help with finding least upper bounds and greatest lower bounds?
  1052. Verify the identity
  1053. Complex Number
  1054. pathway problem
  1055. Algebraic structures problems
  1056. double integral
  1057. linear algebra:Prove that the only invertible nxn idempotent matrix is I
  1058. simplify
  1059. intersecting vector lines
  1060. Piecewise function of the following function given
  1061. Complex Number agn.
  1062. exponentials
  1063. Probability.
  1064. first degree equations ?
  1065. Complex Number once agn.
  1066. Argand Diagram
  1067. graphing coordinates help
  1068. Expected Sequences in a Random Events
  1069. Argand Diagram 2
  1070. I need formulaes
  1071. Probability Question that I can't figure out
  1072. Question concerning defining the general equation of a conic from 5-points
  1073. Simple understanding question
  1074. I'm stumped by this problem.
  1075. Tough Trig Question
  1076. imaginary number -i raised to negative power
  1077. ln simplification
  1078. Probability Question (Random Variables and CDF)
  1079. Algbra equation
  1080. square root problem
  1081. Excel/MINITAB graphing - scaling the x axis
  1082. chebyshev's theorem
  1083. evaluate this expression
  1084. Maximizing Profit and such...
  1085. expanding brackets
  1086. the physical meaning of the PDE?!!!
  1087. Latex references test
  1088. Would this have been marked correct?
  1089. Vectors
  1090. Bayesian inference
  1091. N Integer question
  1092. Addition Of Exponents
  1093. Darn Word Problems!
  1094. Make F the sunject of the formula
  1095. Vectors 2
  1096. Help with proving a trigonometric identity
  1097. binomial what now.
  1098. Probability question
  1099. De Moivre's Theorem : z^3
  1100. Probability of a deck of cards
  1101. Gaussian Elimination: Translating text into equations
  1102. 7 x 7 = 49?
  1103. Simplest way to approximate sqrt of complex numbers
  1104. Expanding brackets with fractions
  1105. Vectors
  1106. proof by induction
  1107. det(A) = det(AT) = det(−A) = (−1)^n*det(A). Hence det(A) = 0 when n is odd Why?
  1108. Linear equation
  1109. Trigonometric Identities Section
  1110. Applications of math - Root finding
  1111. PreCalculs Question
  1112. Quadratic equation
  1113. Roots and coeffecients of polynomial equations
  1114. Given a general probability, determining the probability in a set
  1115. Solve the equation
  1116. Rearrange the formula
  1117. solving an equation for Tau
  1118. Normally Distributed.
  1119. proving linear algebra
  1120. How to write another expression (for n) when given a series sum?
  1121. How to solve using lagrange
  1122. Probability of guessing a password
  1123. Trig. Identities
  1124. Derivatives: Checking your work, how?
  1125. Graphing Techniques
  1126. time and work
  1127. I want check my answers
  1128. probability: coin toss
  1129. Implicit Formula
  1130. Set theory - expression describing subset
  1131. very important I want check my answer
  1132. Tough Log Problem
  1133. Need Math help exponents/logarithms word problem
  1134. I want check A , B in two questions .
  1135. Is it correct or not
  1136. quadratic formula question
  1137. Root of equation with 2 exponentials
  1138. i can't finid the answer
  1139. have I done the quadratic equation correctly?
  1140. Do we need to convert the system of calculator to red in like this queation
  1141. Finding a Uniformily Most Powerful Region
  1142. GRE Sample Question, explanation..? Thanks!
  1143. Solving for theta
  1144. time = distance/speed conversion problem
  1145. Solving Linear Equation
  1146. Definite Integrals
  1147. Irregular Cone Geometry
  1148. tangent sum or difference
  1149. Trigonometry
  1150. Math olympics problem
  1151. Factoring Cubic Polynomials/Function
  1152. i & j Vector Question
  1153. Eulers Formula variant
  1154. Algebraic steps to simplify an equation
  1155. Standard deviation and average value
  1156. Friction
  1157. Question on functions and trigonometry.
  1158. K.A.Stroud Maths revision question
  1159. linear approximations
  1160. Finging an angle
  1161. equation from a riddle
  1162. Three Equations, Three Unknowns.
  1163. Trig identities: does this equal zero?
  1164. Centre of mass
  1165. Single Trigonometric Functions ( trig identities)
  1166. Question on proving an identity
  1167. Exponents/radicals question
  1168. Linear algebra proof.
  1169. Finding x
  1170. Plane Geometry
  1171. Rational Function Application Question
  1172. Math Stellar numbers IB portfolio
  1173. inequality
  1174. summation
  1175. Algebra~
  1176. PreCalculs Question
  1177. Square roots of positive numbers
  1178. linear algebra/matlab: find vector when e2 is reflected over line B with x-axis
  1179. Dot product - Orthogonal
  1180. inequality on open interval
  1181. Quartic roots questions
  1182. precalculus: proving trigonometric identity
  1183. Algebra 1b - System of equations
  1184. Linearly Independent Sets and Bases
  1185. Probability
  1186. Finding the inverse of a quadratic function?
  1187. exponential variables
  1188. Finding points on a line in 3d
  1189. VERY SIMPLE Coordinate Geometry
  1190. Representation of properties of Complex Numbers in Argand Diagrams
  1191. sides of triangle
  1192. Question related to Absolute Value
  1193. Probability question
  1194. interperating a graph with logarithmic scales
  1195. Distribution
  1196. matrix
  1197. My first question here.. help please
  1198. finding a,b from roots of equition
  1199. Mental math question
  1200. Finding the x-intercept
  1201. Finding the angle without a calculator (CA)
  1202. Complex numbers question ;)
  1203. Number of degrees of freedom in the sigma estimate...
  1204. I'v quistion on Quadratic Functions
  1205. Factors,how do they work?
  1206. equation from a riddle
  1207. riddle question again
  1208. Factoring a cubic equation
  1209. Rewriting the constant
  1210. Variance/Covariance
  1211. Using Argument and DeMoivre's theory
  1212. Prove irrational
  1213. Permutations and Combinations Question | Unlimited balls of 4 varieties |
  1214. Line-Circle intersection PLEASE DO NOT GIVE ME THE ANSWER (just looking for help!)
  1215. Prove by Induction
  1216. range of rational function
  1217. Simplifying
  1218. Cross product for parallel vectors
  1219. Solving an inequality
  1220. zero inflated poisson
  1221. Polar form
  1222. Extracting DE question
  1223. Solve inequality
  1224. Help in need! : Rational functions problem
  1225. Emergency ! A Half Angle Question. Please Help
  1226. Problem. Need help
  1227. Help please... Precalculus problem using matrices
  1228. inequalities questions
  1229. boundary value problem 1D heat equation
  1230. question in fractions,,,
  1231. independent events in probabilities
  1232. Exact value of sin 45
  1233. converting degrees to radians (in relation to pie)
  1234. Determining the inverse function for a given function
  1235. Sequence Question
  1236. I want check my answers
  1237. (n+1)! <100000 how do i find n?
  1238. Fraction Simplification
  1239. Transposition
  1240. Algebra problem
  1241. function and domain
  1242. Volume of a solid limited by two paraboloids
  1243. basic definition of discontinuity
  1244. Finding the exact value for period in radians
  1245. solving for a variable when the square root of a formula is in the denominator
  1246. simple math i can't figure out!!
  1247. Binomial
  1248. probability function of a discrete random variable
  1249. Range of a Function
  1250. Hypergeometric question
  1251. A question from the Russian/Soviet Math Olympiad
  1252. Algebraic Manipulation
  1253. vector integration
  1254. How to find out the area of a shape
  1255. hi i need some help
  1256. Statistics
  1257. To derive a linearized form of following equations
  1258. Need help with some algebra
  1259. The Power Series
  1260. help needed on unkowns in a matrix
  1261. what exactly does the period tell you in a trig graph?
  1262. Converting Kcal/day to umol/g/h
  1263. Inverse function
  1264. Simple Proof, Number Theory
  1265. Simple Number Theory Proof, Again!
  1266. finding intervals of trig functions
  1267. 1-1 inverse functions
  1268. using Euler's formula
  1269. Combinatorics Problem
  1270. Probability/Statistics Question
  1271. Function
  1272. Probability Question
  1273. Solving equation involving trigonometry and complex numbers
  1274. Determining vector spaces
  1275. Subspaces
  1276. Infinite sums/series
  1277. Vectors and Planes
  1278. Find W.X.Y and Z so that >
  1279. Question about circle
  1280. Probability question - Bayes' Theorem - 4 Balls, 2 white, P(all white) = ?
  1281. Quick Eigen Vector Question
  1282. Prove square root of 3 is irrational
  1283. Help with logarithms
  1284. Parabola help
  1285. Finding an Unbiased estimator
  1286. Ellipse in standard form
  1287. Proving Trig Identities
  1288. Math of Data
  1289. Combinatorics Problem
  1290. Finding x-intercept of cubic functions? / Factoring cubic functions
  1291. Finding Direction of a Plane (Given Bearing and Speed of the Airplane and the Wind)
  1292. Arc Tangent Squared
  1293. Matrix separability preservation under conjugation!
  1294. Cliffor group generators - matrix form !?
  1295. addition of exponents disconnect
  1296. Calculating a curve
  1297. Word problem.
  1298. double variable equation- how to solve?
  1299. Trigonometry
  1300. A simple Linear Algebra question that seems so hard
  1301. permutation and combination question
  1302. Vectors and Airplane Direction
  1303. Solve the cubic formula for x
  1304. Help with negative binomial distributions
  1305. How would you simplify [tex]a(y-b/3a)^3[/tex]
  1306. Simplify sin3θ
  1307. Expressing 2*4*6*8*10*etc. mathematically
  1308. Help with Amount = RateTotal
  1309. Find equation of parabola with focus and directrix
  1310. Probability of MCQ
  1311. Please help me to find the probability of this question.
  1312. Solving a polynomial with complex properties!
  1313. finding the basis for a set of polynomials (linear algebra)
  1314. Constructing two parallel planes in R3
  1315. Quadratics with inequalities from spivak's calc
  1316. PreCalc Question
  1317. How do i read a frequency graph??
  1318. permutations help
  1319. function
  1320. trigonometry question.
  1321. Proof or counterexaample of Floor 7 Ceiling
  1322. Intermediate Algebra Factoring
  1323. how to convert
  1324. Trig Problem - Way Overthinking This...
  1325. find explicit function or functions corresponding from implicit ,,,
  1326. Infinite limit as X tends to infinity
  1327. Probability Problem
  1328. Factoring?
  1329. Lottery probability question
  1330. statistics problem
  1331. resursive term.
  1332. Cos2xsinx=1
  1333. Probability
  1334. Very hard distribution question!
  1335. Complex number inequality
  1336. Trig circle area proble.
  1337. Problem with vectors ?
  1338. Infinite population question
  1339. help with NETICA needed
  1340. Probability Question
  1341. Mule Probability Question
  1342. (Probably) simple question: Asymptotes of a Hyperbola
  1343. Using the Cosine formula
  1344. Newton binomial problem
  1345. poker hand, 2 suits exactly
  1346. Probability. Why can't I add them?
  1347. Verifing trig identities
  1348. Inequality from GRE
  1349. How can you express this w/o zero or negative exponents?
  1350. How do you evaluate this log equation?
  1351. How do you solve for x using the expansion method?
  1352. Equation for the tangent of a circle
  1353. Simplex Method --- Programming Problem
  1354. trig identity
  1355. Finding an expression for (e.g. sin (3x)) in terms of (e.g. sin x) alone?
  1356. is 1466996987 a prime?
  1357. limits
  1358. Some Function help
  1359. Re: Trig Identities
  1360. Trig - Can't rememeber Equation
  1361. Sampling Distributions and Normal Approximation
  1362. Two identical taps fill 2/5 of a tank in 20 minutes
  1363. Please help me in finding a solution
  1364. To find the diameter of the circle (Two dimensional Geometry)
  1365. fucntion
  1366. Pigeon Hole Principle problem
  1367. Partial fraction decomposition of the rational expression
  1368. Determining Limits
  1369. Canceling Sin's
  1370. Induction help
  1371. function
  1372. Trigonometric Equation
  1373. Simultaneous equations using exponential functions
  1374. Significance Levels and Probability
  1375. method of undetermined coefficients
  1376. Plotting bounded surfaces with conditions
  1377. row, column, null spaces.
  1378. I want check my answers
  1379. I want your help >>
  1380. vectors problem
  1381. Word problem using hyperbola...
  1382. Find values of K for which k has no solution, many solutions a unique solution
  1383. divisors of a number
  1384. factors of a number
  1385. sum of real numbers
  1386. range and domain
  1387. Algebraic Multiplicity and Eigenspace
  1388. Two pipes are tied together...
  1389. Write down the linear of system of equations
  1390. isolating a variable in an equation
  1391. Evaluate a Trigonometric Function
  1392. Re-arranging the Schrodinger equation
  1393. Solve n to power n = 240
  1394. Linear Programming dual formulation
  1395. Simultaneous equations are missing some solutions
  1396. Word problem d=rt, find average speed
  1397. Square root of a complex number
  1398. small integration question
  1399. logs
  1400. distance question
  1401. formula for even and odd number multiplication
  1402. Resolving of vectors
  1403. expansion errr
  1404. pre-Calc grade 12 advanced function Trig
  1405. Pre calc word problem Parabolic archway
  1406. i have two question about Geometric Progressions
  1407. Trig problem
  1408. Linear Algebra- find an orthogonal matrix with eigenvalue!=1 or -1
  1409. Antiderivative
  1410. Antiderivative
  1411. A problem with sinh where I keep getting 3 different answers
  1412. Integration by parts (LIPET Or LIATE)
  1413. How does integrating this work?
  1414. Normal distribution
  1415. range of a composite function
  1416. Integration
  1417. trigonometry
  1418. Probability
  1419. Enumerative Combinatorics
  1420. Induction inequality
  1421. limits
  1422. Quadratic inequality
  1423. limits of sin
  1424. Eulers Relationship
  1425. Exam prep
  1426. differentiation
  1427. parametric differentiation
  1428. Vector notation
  1429. Cos(A+B) proof
  1430. orthoganlity question
  1431. trig question
  1432. riddle question " max profit + units "
  1433. Find Equation for Hyperbola or Ellipse
  1434. Identify Type of Graph
  1435. Sketching graph.
  1436. Baseball Parametric Equations with Wind
  1437. How to solve Trignometry and Solution of Triangle questions
  1438. Geometry help needed
  1439. population growth
  1440. Trig Identities
  1441. Easy yes or no answer sine law question.
  1442. complex number question
  1443. I want help to find tan of polar correctly
  1444. x^0 = 1?
  1445. A problem in polar i want check my answer
  1446. Resolving [using sine/cosine]
  1447. Need some help with vectors...!
  1448. really complicated "solve for x" problem.. please help..
  1449. Questions in polar and rectangular i want help
  1450. trig identities?
  1451. Find six distanct sixth roots of -1 + i root 3 I want check my answer
  1452. Finding Perimeter/Circumference of part of a circle
  1453. trig solve for all angles x problem
  1454. Find the equaion of the parabola
  1455. Use the definition of a parabola and the distance
  1456. terminal velocity
  1457. Parametric differentiation
  1458. problem with integration by parts
  1459. Cubic question
  1460. How do you find how far a belt travels using diameter and rps
  1461. shock solution by conservation law
  1462. Maximizing Revenue ahh
  1463. Graphing Parabolas =/
  1464. Use '3 sin x - 4(sin x)^3' to show that if sin x = sin (3x), then sin x = 0 or....
  1465. Integral of a sine function
  1466. when we use standerd Equation of an ellipse
  1467. graphical analysis question
  1468. How to find a vector that is perpendicular to every vector in a linear subspace?
  1469. Quetion to find the equation of a parabola i want check
  1470. Rate of Change
  1471. Proving 0/0 is undefined
  1472. Linear Dependence/Independence
  1473. Function question
  1474. Hexadecimal Probability
  1475. Find the exact value of this inverse function
  1476. Conic Parabolas in General Form
  1477. Q in parabola
  1478. Find the nth term
  1479. Evaluate fraction x fraction
  1480. Factorising
  1481. What is the difference between the Permutations and combinations
  1482. Hyperbolic functions :(((
  1483. Q in Inverse Tangent Funquen
  1484. Help with compound angle formulae (exact value) for angles over 120 degrees?
  1485. Mathematical Modelling
  1486. Converting square root to perfect square
  1487. piece wise function
  1488. For each positive integer n, let T(n) be the number of triangles with...
  1489. Indices in Algebra
  1490. Q in permutations and Combinations
  1491. Q in plar coordinate system
  1492. A 16 team bowling league has $ 8,000 to be awarded as prize money. If the last place
  1493. Probability problem
  1494. write answer in both rectangular from and polar Q in degre
  1495. max value of x+y (solving a linear system)?
  1496. suppose 9 cards are numbered with the 9 digits from 1 to 9
  1497. horizontal asymtotes
  1498. inverse function
  1499. Area of the parallelogram
  1500. Moment about the origin
  1501. Hyperbolic Cosine curve fitting
  1502. Geometric transformations
  1503. solve for a
  1504. General Trig Problem
  1505. make value of s in this formula 27S^4
  1506. Prove using induction
  1507. Summations
  1508. Solving Rational Equation
  1509. solving an equation
  1510. function
  1511. Inverse function
  1512. summation
  1513. Relative velocity
  1514. Some basic functions questions
  1515. Little math help here?
  1516. Simple trigonometric problem
  1517. Two-Sample Problem STAT Help!
  1518. Creating Functions
  1519. Calculating Work done by a force
  1520. Solving Trig Identities.
  1521. Game Theory -Deletion of strictly dominated strategies
  1522. simplify the following
  1523. Derivative
  1524. Infinite series without k-1
  1525. Form an equation in terms of x
  1526. Non singular matrix proof
  1527. Finding a function for the parabola
  1528. Geometry proofs.
  1529. I think this is simple but I just cant work out how!
  1530. Creating and using an equation
  1531. Convert repeating decimal to improper fraction
  1532. Trigonometric identity for inverse tan
  1533. Mechanics : Equations of motion.
  1534. Proofs.
  1535. A quick question, pls help
  1536. problem understanding proportions with exponents
  1537. Game theory, mixed strategies
  1538. Conditional Distribution (Probability)
  1539. Determine the interval of convergence for
  1540. trigonometry
  1541. Introducing Gaussian errors to data (Matlab)
  1542. Function composition
  1543. Calculating all possible relations of 2 sets?
  1544. Rearranging equation
  1545. little(?) problem
  1546. Internat. Math Olympiad exercise. Weird function.
  1547. Confidence Intervals; Am I correct on these 2 problems?
  1548. Integral aproximations,Plz help
  1549. Stationary Points
  1550. Priestley step functions
  1551. Proof involving divisibilty
  1552. Finding Equivalence Class
  1553. partial fractions nth degree factors in the denominator
  1554. problem in Bessel equation help .....
  1555. Arrows, planes and vectors
  1556. Shortest distance between two lines
  1557. A triangle and a parabola getting romantic! Help me with this please
  1558. Do you know how to find the equation of lines?
  1559. Factoring quadratics
  1560. Right triangle problem,please check!!
  1561. Orthogonal Matrix - Linear Algebra
  1562. Trig: Angles of Vectors
  1563. Circumferences and lines
  1564. probability problem without replacement
  1565. Alegra - trial and error
  1566. Prove M is subgroup
  1567. Mathematical induction
  1568. by using binomial distribution if two coin are tossed 4 times ,find?
  1569. Express as a single fraction
  1570. Geometry problem,very intersting, please check!!
  1571. Relating probability distributions... huh?
  1572. Finding the equation to a non-linear set of points
  1573. Evaluate sin(theta)
  1574. two coin are tossed 4 times ,find?
  1575. Induction proof of an inequality
  1576. cosh2x+2sinh^2x, not sure if this goes in this forum
  1577. Summation with Binomial Expansion
  1578. Area and length scale factors
  1579. Am I begging the question?
  1580. Help with My complex functions :(
  1581. Modeling a Swing with parametric functions
  1582. dividing polar form
  1583. Dom(f) and Range(f)
  1584. 0.541 recurring as a fraction
  1585. Probablility
  1586. Solve this equation
  1587. Applications of Calculus
  1588. Filling a tank
  1589. Short Probability (permutation) question
  1590. function
  1591. Triangle Bisection question
  1592. Truth table and proving a tautology
  1593. Circular cone volume through integration
  1594. Find length of two line segments in parallelogram.
  1595. Finding out the amount of glass through integration
  1596. Injection and surjection
  1597. Solving Equations Using the Unit Circle
  1598. Graph Theory: a tree and it's complement proof
  1599. Grade 11 Quadratics help
  1600. volume of a cone
  1601. Quadratic equation with roots of α and β
  1602. Exponent question please help
  1603. Determine if sqrt(-3) is an element in a splitting field
  1604. A division and a problem
  1605. Proving Trig identities
  1606. Spivak's Calculus Section I Trouble
  1607. Fitting a Function given 3 points
  1608. troubled with Definition
  1609. Partial fraction help
  1610. Probability
  1611. Extension theorem (Existence)
  1612. sequences
  1613. function
  1614. range of values
  1615. Complex equation (for a 9th grader :>)
  1616. Equation for sine alpha
  1617. binomial series
  1618. Simple but cant solve it
  1619. How to rewrite 2D Gaussian eqn in terms of x?
  1620. A basic function question - with a strange absolute value placement
  1621. Finding basis for kernal of linear map
  1622. Quadratic with alpha and beta
  1623. Absolute graphs
  1624. Quadratic equation
  1625. Bridge Probabilities... exactly 1 person with 1 suit?
  1626. Budget line manipulation
  1627. Rearranging the Projectile Motion Base Quadratic Formula for Initial Velocity
  1628. maximum and minimum
  1629. sum of 2 cubes ?
  1630. Centripetal Force,
  1631. Complex numbers problem - lots of Algebra
  1632. tangent of two curves
  1633. Linear Algebra: Denoting an interval
  1634. Further Maths (Matrices and solving simultaneous equations)
  1635. solve for x in the exponent
  1636. Matrix related to inverse
  1637. sum/differences of two normal variables
  1638. Simplify this algebraic expression
  1639. Simplify this algebraic expression
  1640. sin(α+45) = ?
  1641. Probability: me vs. textbook
  1642. help me out
  1643. y=sin2x +cos3x
  1644. Quick question on Factorials
  1645. Log question
  1646. A Square of Maximum Area
  1647. Simplifying a problem.
  1648. Rationalizing the denominator
  1649. necessary and sufficient condition for inequality
  1650. Trig question
  1651. Simplifying expression
  1652. Absolute value question
  1653. Square root proof question
  1654. How to solve simple Percentages problem?
  1655. system of equations
  1656. Solve this equation
  1657. shifting a graph to a new equation
  1658. solving an equation
  1659. inequality
  1660. Topology
  1661. Complicated Function
  1662. proof by induction
  1663. Unitary matrices
  1664. drawing graph of functions...HELP!!
  1665. Difficult Math Problem Based on Inversions! Hard! Fun! HELP!
  1666. Is this correct? (sum of two rational numbers is rational)
  1667. Quadractic Equation
  1668. Express as a single fraction
  1669. Solve this equation
  1670. Math B Amsco book
  1671. Finding solutions for trig!
  1672. System of Equations and Inequalities
  1673. Log Equation
  1674. FUN solving Quadratic equations :)
  1675. Probability - proving independence/dependence
  1676. two tricky math problems! please help!
  1677. Express as a single fraction
  1678. trouble with this differential equation
  1679. Math Workout site or link
  1680. Quadratic "Proof"
  1681. discharge gate equation in lablace
  1682. logs no caculator
  1683. Do I have memorize the entire Unit circle ??
  1684. A Heat Conduction Problem (Final exam on Monday!)
  1685. square root of 144400
  1686. Need Urgent Math Help
  1687. Does this line belong to this plane?
  1688. Trig Question
  1689. Asymptotes in polar curves?
  1690. Proof of y-intercept
  1691. Finding a point on a line, given another point on the same line, and knowing its dist
  1692. Probability of meeting someone between two times of day, within a predefined time?
  1693. Getting a rhombus vertex from one vertex and its area
  1694. solving inequalities with three variables
  1695. Probability choosing (non)defective items
  1696. Probability using a deck o' cards!
  1697. HARD equation.
  1698. Direction of the vector...
  1699. Vector and Force Components
  1700. Trigonometric equations question
  1701. Finding a plane parallel to a line, knowing a point on the plane
  1702. Geometric Sequences & Series
  1703. f of g, simple
  1704. area of quadrilateral
  1705. double quadratic equation
  1706. indices
  1707. Finding zeros of a quartic function
  1708. Find x
  1709. What's the point of probability if things go completely against odds?
  1710. Problem Solving Interest
  1711. Trigonometry
  1712. Write an exponential equation from this data (data table included)
  1713. Trigonometry
  1714. Sinusoid
  1715. inequality
  1716. Testing the Validity of Arguments
  1717. Average Rate of Change problem
  1718. equation solving
  1719. Differenciation
  1720. geometry
  1721. Vectors- 4 Gr. 12 Questions - Equations of Line and Planes
  1722. Linear combination
  1723. Scalar equation of a plane into paremetric
  1724. Trig problem
  1725. Is this possible without a calculator?
  1726. Vector inteception..
  1727. The line intercept of two planes
  1728. partial derivative equation problem please help
  1729. Geometry
  1730. geometry 2
  1731. geometry 3
  1732. Position vectors
  1733. Finding spaned subspaces
  1734. Trig Questions
  1735. How do I solve this?
  1736. Eigenvalues and their spaces
  1737. Probability: B needs to shoot more times than A
  1738. open interval (graph)
  1739. A quick limits question
  1740. Schwarz Inequality Proof
  1741. Verifying an Identity
  1742. What is monotonic transformation? (economics)
  1743. a simple word problem
  1744. Problem involving productivity
  1745. Perfect Square (Quadratic function)
  1746. Writing A Trig Expression as an Algebraic Expression
  1747. symmetric endomorphism
  1748. formula to calculate how many times a number occurs between two numbers
  1749. Law Of Cosines Problem
  1750. Cos,Tan,Sin equations
  1751. Statistics hw help
  1752. I'm not sure which method is correct...(statistics)
  1753. Is My Proof by Induction Correct?
  1754. how do i solve the system of equation
  1755. Vector Question
  1756. Vectors and Forces
  1757. ratio of partial sum to total sum
  1758. Probability (electric circuit) - need confirmation of my solution
  1759. Mean, median, Mode, standard deviation and 10th and 90th percentiles!
  1760. Irrationality Proofs
  1761. Business Math
  1762. Basic algebra responsible for brain fart
  1763. Basic algebra question
  1764. One more H.W. question
  1765. 'Simple' permutation problem
  1766. Maths problem(mechanics--friction)
  1767. Just one more h.w. problem
  1768. inequality problem
  1769. Probability of (not) distinguish signal
  1770. The effect of modulus in the graph of a linear equation.
  1771. Evaluating/Solving Logarithmic expressions/equations
  1772. If f(x)=2x^2 + 1 and g(x) = x -1, find f+g, composition of f&g, and their domains.
  1773. vectors
  1774. algebra
  1775. Least Squares Regression
  1776. A probability question
  1777. Area between z scores?
  1778. how to graph a function by transforming a graph of a function form?
  1779. Expanding x^n-a^n without Binomial Theroem ?
  1780. "simple" trig problem
  1781. finding value of polynomial using the remainder theorem (check if answer is right)
  1782. system of 4 equations.
  1783. Help with Inclined plane theorem
  1784. Reflecting a circle off another circle
  1785. Need to find the volume of a rounded cube.
  1786. Referring to professors in papers
  1787. How to solve what should be a simple variant of a quadratic
  1788. Affine Space
  1789. Solving A System of Equations
  1790. Trig...
  1791. What math is this?
  1792. Radius of an Arc Inside an Arc
  1793. tan
  1794. Solids of revolution
  1795. Partial Fraction Decomposition
  1796. Partial Fraction Decomposition #2
  1797. Proof help (why e^ln(2) = 2)
  1798. Variance of Linear combination of random variable
  1799. Minimum test score
  1800. Partial Fraction Decomposition #3
  1801. Statistics
  1802. Systems Of Equations Word Problems
  1803. Exponential equation
  1804. Cumulative Frequency
  1805. Matrix question
  1806. Matrix Determinants
  1807. Number theory problem
  1808. Simple Linear Equation?
  1809. Find the horizontal asymptote
  1810. integral with bisquare function
  1811. Write equation of translated graph in general form
  1812. Functions & Graphs ( help ! )
  1813. Rational Representation of a Repeating Decimal
  1814. Inequality Problem from Spivak's Calculus: Chapter 1, Problem 4, Subproblem XI
  1815. Mathematical Induction
  1816. Find Sin(P + Q) from 2 equations...
  1817. Why does cos θ, which normally equals x, become 0 when you evaluate this function
  1818. Inequality Mathematical Induction
  1819. Permutations Problem
  1820. Verifying Trig Identities
  1821. Algebra
  1822. Equation
  1823. Approximation
  1824. Probability
  1825. Linear Regression
  1826. Combinations
  1827. Maclaurin expansion of e^x
  1828. Binomial sequence and graph display
  1829. Numeric result for an integral solution to pi
  1830. binomial expansion
  1831. Quick question on a limit
  1832. 2 variables!
  1833. inequality
  1834. poisson probabiltiy
  1835. Probability
  1836. 100 hotel rooms and 100 guests?
  1837. Polynomial Factors
  1838. Sphere Question
  1839. Need help to prove this Identity!
  1840. Relationship between two random variables having same expectation
  1841. Quadratic Equations
  1842. Approximating ∏ With a Coin!
  1843. Domain/Range for Inv. Functions
  1844. Equation of A Hyperbola
  1845. Trigonometry
  1846. Geometry
  1847. Solving a determinant to give it's factors
  1848. similarity of triangle
  1849. Rotating a Hyperbola
  1850. Ferris wheel question
  1851. Help please.
  1852. Rotating a Parabola
  1853. Probability of a frequency
  1854. can someone check my work on word problem
  1855. Graphing a Rotated Conic on a Graphing Calculator
  1856. Trigonometry Word Problem
  1857. Fairly simple trig question concerning calculus tools
  1858. Trig sum
  1859. log sums
  1860. Finding Points of Intersection by Substitution
  1861. Calculate angle from sine and cosine
  1862. Spanning sets in R3
  1863. Arithmetic Mean, or not?
  1864. Proving an inequality
  1865. Parametric Equations Word Problem
  1866. I stuck at this vector question
  1867. Rationalize!!
  1868. Modulus functions problem sum.
  1869. analytic geometry.
  1870. Combination and permutation
  1871. Converting A Polar Equation to Rectangular Form
  1872. Converting A Polar Equation to Rectangular Form; Equation of a Circle
  1873. arithmetic progression Q
  1874. a simple problem on linear equation in two variables
  1875. Functions...?
  1876. Deleted neighborhoods, missing something about working with inequalities
  1877. Plotting a 3-d surface in spherical co-ordinates
  1878. arctanh and arccoth
  1879. exercise arctan
  1880. Help with Algebra
  1881. Please Help.
  1882. Trig
  1883. Algebra 2
  1884. Standard Deviation
  1885. Area bounded inside the quarter-circles.
  1886. Functions, Domains, And equality
  1887. Polar Form of the Equation of a Conic
  1888. Factoring quickly
  1889. A Function domain/range question
  1890. Set Notation Question Very Easy
  1891. Probability problem
  1892. indices
  1893. Q on irrational numbers
  1894. ln(t) - t = 2; Solve for 't'?
  1895. Cancellation Limit
  1896. if f(x) = 10-x˛ f(x + h) = ?
  1897. Probability that a chip is operative
  1898. The complex exponential function
  1899. Exponential Equations
  1900. Probability Question
  1901. Help Graphing Piece Wise Function Please
  1902. Minimizing a vector in a triangle
  1903. Problem
  1904. discrete random variable
  1905. Statistics - Probability & z-score
  1906. Trig equations, solve for x?
  1907. Which is more simplified
  1908. Finding the Bases for kernel and range of linear transformation.
  1909. HELP!! Impulse Response h(n) problem
  1910. What's this notation [x]
  1911. Absolute Value Inequality
  1912. Rate of change question (pretty confusing)
  1913. continuous probability distribution
  1914. factorize the following expression
  1915. Graph f(x) = sqrt(a^2 + x^2)?
  1916. square problem
  1917. -a^2 != (-a)^2, Clarification needed
  1918. Restriction on K
  1919. remainder of a number
  1920. Algebra 2 & Trigonometry
  1921. convert to formula
  1922. 2 quick Stats questions
  1923. Exponents that have units (how to deal with them)
  1924. need help with rocket math problem
  1925. Graph sketching
  1926. coordinate system
  1927. probability
  1928. differenciation...
  1929. arithmetic progression
  1930. Maths
  1931. What's wrong with this proof
  1932. Solving Simultaneous equations using Matrices
  1933. two vectors to be parallel
  1934. Solving Equation with Negative Exponent (please help! thank you!)
  1935. Probability of rate x
  1936. Proof using ring axioms
  1937. Equivalence relation on the Cartesian plane
  1938. Rectangle inscribed in Triangle
  1939. Equivalence between power sets
  1940. Interval of Convergence
  1941. Using a hexagonal key on a square-headed screw
  1942. variance
  1943. Forgeting things I learned
  1944. Shifting/expanding a function?
  1945. Probability that event A happens before event B?
  1946. story problems for Algebra II/Trig review test
  1947. Backgammon
  1948. Scalar triple product
  1949. Two cicles intersect
  1950. Simulteneous equation
  1951. Geometric progression
  1952. Helpp(urgent)
  1953. Number of zeros in factorial of a number
  1954. Inequality Proof
  1955. Math problem - solving for a variable
  1956. Vector Geometry
  1957. AP,Gp,Mean
  1958. matrices (rank, dim ect)
  1959. Indice Problem
  1960. conditional probability
  1961. probability
  1962. How to predict the length of a rec-/depression?
  1963. Help for quickest and clearest route for differentiation question
  1964. Some Help Simplifying Please Easy Forgot how to
  1965. probability
  1966. Brain teasing problem in number theory
  1967. Alegbra 2
  1968. Trigonometry
  1969. Central Angles, PreCal Class?
  1970. Trigonometry
  1971. PreCalc. Finding the value
  1972. Binomial expansions
  1973. complex number
  1974. Sequences
  1975. Asympote
  1976. parametric line
  1977. Inverse Variation
  1978. Solving for y
  1979. In simple english what is the methods of moment estimator technique all about.
  1980. Algebra Question
  1981. Steady state heat flow
  1982. Help me
  1983. Periods of Powers of Trigonometric Functions
  1984. Multiple-choice problem...why is this the answer?
  1985. Need Trigonometry help
  1986. Why this equation can't solve
  1987. set,logic,
  1988. set,logic,
  1989. set,logic
  1990. Chinese R T
  1991. Proof that a certain semigroup is also a group
  1992. On the properties of non-commutative groups
  1993. Word problem - Buying houses and taxes?
  1994. Probability of selling a stock higher than you bought it
  1995. Need Help 12 Difficult Math questions i need answered by next friday!!!
  1996. A car travels 20 km due
  1997. Equivalence relations
  1998. Mathematical Induction problem
  1999. a GRE Question- Cylinder and Volume
  2000. Probability
  2001. Q1 - Equation with fractional and logarithmic exponents
  2002. Prove : (1+cosA - sinA)/(1+cosA + sinA) = secA - tanA
  2003. Q2 - Inequality with fractions
  2004. Finances- PreCalc
  2005. Geometric proof.
  2006. check my answer >> ?
  2007. Linear Law: I'm confused.
  2008. prove equality
  2009. Q3 - Radicals within radicals
  2010. Q4 - Arithmetic and Geometric series
  2011. Equation of a Parabola Passing Through (2,-2√2) Opening to the Right
  2012. Calculate the value of x, y and z
  2013. A hiker begins a trip by first walking 25.0 km southeast from camp. On the second day
  2014. Im seeking for help about fitting data into a curve of sine formula
  2015. Second Differential
  2016. Which one is more simple?
  2017. distance between two planes
  2018. Complex numbers (arg)
  2019. Divisibility
  2020. composite functions
  2021. Simplify using Factoring after Quotient Rule
  2022. resultant direction of aircraft
  2023. Q5 - Equations with an "additonal" restricted variable
  2024. Absolute value, what?
  2025. Q6 - Some Trigonometry questions
  2026. Complex number in Denominator
  2027. What does it mean to be "simple"
  2028. Equation of circle in quarter/half of a circle
  2029. relative velocity between two bodies
  2030. volume of a partially full fuel tank
  2031. Q7 - Two words problems
  2032. Vectors Indexes? x y z?
  2033. Can a function really have no critical points?
  2034. Finding the Intersection Of 2 Equations (difficult)
  2035. True or false : I want check my answer please >>
  2036. Probability: Circular Tables
  2037. Inverse Functions (LAST PROBLEM, PLEASE HELP)
  2038. cauchys identity
  2039. Inverse problems..help please!
  2040. maths mechanics??
  2041. Problem with solving an equation
  2042. Inverse of a sum of matrices
  2043. How to find Insomorphism
  2044. Subspaces and spans
  2045. Simplifying exponents
  2046. Probability - 2 events HELP PLZ!
  2047. Statistics linear transformation rescale
  2048. Eliminate the parameter..cartesian coordinates...
  2049. help with trig proof
  2050. Pulsar Rotation Problem
  2051. Simplifying Trigonometric expressions
  2052. Find the real zeros of the function algebraically
  2053. Transformation of Quadratic equation
  2054. Trigonometric equations
  2055. probability
  2056. Radical Simplification
  2057. Need help to maxmize function
  2058. plllease help!!
  2059. Solving vectors, using simultaneous equations solved by equating coefficients. Help.
  2060. Angular and Linear Motion problem
  2061. Parabola
  2062. Trigonometric Equations
  2063. algebra prove
  2064. simultaneous linear equation
  2065. maths question
  2066. Factor.
  2067. Solving parallel vectors, quicker method
  2068. Trigonometry.
  2069. Domain and Range of functions
  2070. Solving position vectors involving velocities and time
  2071. Premutations? or combinations?
  2072. Closed Form Summation
  2073. Factorize ..
  2074. Breaking up a summation
  2075. What if n is in the summation?
  2076. Basic Algebra Question
  2077. Solving position vectors using given speed.
  2078. Combination
  2079. Area of an isoscoles triangle
  2080. Intersection of 2 vectors in 3D knowing the angle between the two
  2081. Tricky Trig Problem
  2082. Two vectors, three components
  2083. What's a "triangle of forces" (triforce, lol)
  2084. Thank you!!!
  2085. trig problem
  2086. Definite integration (area between curves)
  2087. difference quotient (i know this is right) but it is telling me otherwise
  2088. Minimum veritcal distance between two graphs.
  2089. Zeros
  2090. tricky difference quotient problem i am stuck
  2091. Three equations, two unknowns
  2092. Trigonometric Identities
  2093. Help on infinite series
  2094. Ratio word problem
  2095. change of variable
  2096. logarithm
  2097. Unknown coordinate given the distance
  2098. inequality
  2099. how to find a vector orthogonal to a line
  2100. Maximum Profit
  2101. Sequences and series
  2102. Degrees of confidence
  2103. Worded question.
  2104. probability
  2105. INconsistencies in a system of linear equations.
  2106. Cryptography affine cipher
  2107. SOlving y-intercept of a sin function
  2108. Circular functions
  2109. Negating a Statement
  2110. Precalculus Algebraic Inequality
  2111. Limits of functions with negative exponents
  2112. math question..possible k values?
  2113. graphing sin and cos functions
  2114. Tub question
  2115. differenciation
  2116. Basic logarithm
  2117. Vectors i, j, k
  2118. Trigonometry (identitites)
  2119. Statistics: How to find mean of bins
  2120. vectors- scalar products - statements true/false
  2121. Trigonometric Identities
  2122. pre Calc, how to you solve an equation if it says a≠0? please help!
  2123. Finding the value of n in nlog(n)
  2124. rate of return witrh logs
  2125. What does |x| mean in the erf function?
  2126. Ring axioms
  2127. Conditions of dot product
  2128. Working with exponential functions
  2129. Solve for x in terms of y (Quadratic formula)
  2130. Economics and uniform series formula problems
  2131. System of transcendental equations?
  2132. 2 equations, 3 unknowns - finding 2 ratios of unknowns
  2133. Rate of change question
  2134. Manipulating Exponents, Simple
  2135. Summation Question
  2136. Mechanics
  2137. Geometric series. Find the sum of the series. Powers.
  2138. Simple economics/business question
  2139. Doing fractional superscripts in latex
  2140. Functions
  2141. Logarithms
  2142. Exponential - quadratic equation
  2143. Permutation and combination
  2144. Convergence of sequences
  2145. Permutation and combination
  2146. Finding x in a geometric progression, given the sum.
  2147. Napier's analogy
  2148. Pre-calculus; linear inequalities
  2149. Summation Question
  2150. Related Rates problem
  2151. Rearranging equations
  2152. Graphing circular functions
  2153. Evaluating log equations
  2154. Find the first three terms a geometric sequence
  2155. [Linear Algebra] Showing equality via determinant properties
  2156. Combination Probability... hopefully an easy one :)
  2157. evaluate the value of trigonometry
  2158. propability and statistics
  2159. Expected Value
  2160. statistic maths
  2161. Locus with complex numbers
  2162. evaluate the maxium of a trig function
  2163. Impossible Problem?????????
  2164. Binomially expand function of x/e!
  2165. Ratios and Proportions
  2166. help with probability!!
  2167. * Easy Linear Question. Slope and y intercept. Thanks!
  2168. 1 more Linear Math Problem. (Find slope and y-intercept)
  2169. Can't solve this equation
  2170. Arithmetic progression/algebra problem
  2171. Quadratic function problem
  2172. **Quick question. Point-Slope. Thanks!
  2173. Finding Ordered pair question
  2174. Complex number equation
  2175. Vectors
  2176. trigonometry proof
  2177. Variation
  2178. Intersecting circles and area
  2179. Inputting data into Cassio Classpad. Help!
  2180. Frog Jumpong
  2181. Absolute Value Inequalities
  2182. Math riddle, eliminating 2 of 3 answers with limited info
  2183. A little bit of trigonometry
  2184. Propability
  2185. Pre-Cal; rational inequalities
  2186. Find the real and imaginary part of sin(4+3i)
  2187. Solve the equation
  2188. Combinations
  2189. Straight lines
  2190. Again Locus with complex nos
  2191. Polynomials stuff
  2192. Codomains of composite functions
  2193. A level Further Pure Maths help (Polynomials)
  2194. List all the subsets of set...
  2195. Finding radius of circle inscribed in a triangle
  2196. Polynomial Help
  2197. A proof
  2198. Find closest fraction to another fraction
  2199. general solution of trig functions
  2200. Induction Proof
  2201. Propability: Somebodys mistake !
  2202. *Showing that two lines are coincident - Help please.
  2203. Parallelogram
  2204. Quadratic equation thingy
  2205. Abstract algebra vector space problem
  2206. Division-equal sharing
  2207. probability (interesting)
  2208. Triangle Inequality Proof
  2209. Trig Inequality (partial solutions included)
  2210. Cordinate planes.
  2211. Window area question, express as function of Area
  2212. Number Theory: Congruences
  2213. Hi, I have a problem. Its logarithms.
  2214. Need help with complicated algebra for graduate engineering course
  2215. Help for tips
  2216. Absolute Value Inequality
  2217. Prove 3 distinct points lying on the some curve
  2218. Help with probability problems!...
  2219. finding co-ordinate
  2220. Solving for A in Sin(A+b)
  2221. Factoring Trinomials
  2222. System of equations using modulo
  2223. Probability question i dont understand
  2224. please help; combination problem
  2225. Probability of obtaining a sample mean of x in n trials?
  2226. Projectile Vertical Velocity
  2227. * Linear/graphing question - Thanks!
  2228. complex number simplification
  2229. **Quick: Just a SIMPLE question on Linear equation.
  2230. Binary field F2
  2231. Linear Equation (supply and demand line)
  2232. Modulus Functions Equation
  2233. I need some help with some probability questions..
  2234. Matrix vector product and linear transformation proof
  2235. Factoring cubic polynomial help
  2236. System of Equations
  2237. Triangle Inequality Proof
  2238. How to justify?
  2239. MAA Problem 9/22/10
  2240. Tensor property
  2241. Volume of a cube as a function of surface area
  2242. help with probability proof...!
  2243. trigonometry
  2244. Please explain this question to me .... (F2 field)
  2245. orderings
  2246. probability
  2247. Inequality Solution [URGENT, +Part solution included]
  2248. Engineering Economics Present Worth
  2249. Solving for variable N when it is used as a base and exponent
  2250. Help with my 2 easy but hard probability questions..!
  2251. is periodic but has no period.. ?
  2252. PROVing trigonometry indenties
  2253. Parametrizing Position of a Spyrograph
  2254. Crate Vectors
  2255. nth term of a sequence
  2256. A.p.
  2257. *Quick Linear equation - Equation of a line - Thanks
  2258. Factorials and squares...
  2259. Recurrence Relation
  2260. Simple Probability Question
  2261. inequalities (trig) + Attempted
  2262. Solution to a problem
  2263. What would I do with this?
  2264. Pair of lines: \determine point of intersection. Please tell me if I am correct.
  2265. tring inequality
  2266. Half Angle Application
  2267. Vectors and direction/bearings.
  2268. quadratic equation
  2269. Question about logic and recurrence relation
  2270. Recurrence
  2271. Statistic
  2272. Quick Factoring Help
  2273. Best way to solve equations like that
  2274. Chinese Remainder Theorem
  2275. Closed Form Summation
  2276. Percentage question
  2277. Surface Area to Volume Ratio
  2278. Random Walk - Falling into a pool
  2279. Linear Equations dealing with motion
  2280. Earth rotating
  2281. Proof of a inequality
  2282. Geometry proof using vectors
  2283. Vector Question
  2284. Fundamental Principle of Counting Problem
  2285. How many combinations?
  2286. Statistics for CS Problem
  2287. help and explain to me how to solve it ?(new question )
  2288. need help on setting up an equation of population
  2289. Proof of logarithmic properties.
  2290. Statistics
  2291. Econ Math Problem!
  2292. Circles
  2293. Centre of a circle
  2294. Booliean Minimization
  2295. 24min=0.4h
  2296. Help with discrete random variables...
  2297. HELP ,(bayes theorem)
  2298. Area of a non-right angled triangle with information missing
  2299. Statistics probability help needed (permutation?)
  2300. Maximizing Area of Norman Window
  2301. Finding the a circle's tangent line which intersects a given point
  2302. Trig, Find solution (0, 2pi]
  2303. Trig #3 (Part solutions included)
  2304. Determining angles and the 6 trig functions?! D:
  2305. The Cross Product in R2
  2306. probability question, Very hard!
  2307. Easy probability (venn diagrams/conditional pr)
  2308. Orthogonal circles
  2309. Algebra question
  2310. * Need help with "Finding the point of Intersection" - Thanks
  2311. Mean, median or mode
  2312. Conditional probability
  2313. Ration Inequalities Rule
  2314. Probability: Given the Mean and Standard deviation
  2315. slope & y-intercept
  2316. unit circle and tangent line
  2317. Review: Ration polynomials
  2318. A probability question about expected value
  2319. Trig solve for x [ Attempt Included ]
  2320. help! quick! Linear Algebra: Question on writing as a product of elementary matrices
  2321. ordered pair solutions
  2322. inequality
  2323. subring
  2324. Solutions of Homogeneous System
  2325. degree/radian function
  2326. determinant problem
  2327. Prove x^3 - y^3 = (x - y)(x^2 +xy + y^2)
  2328. Prove if AB = I, then BA = I
  2329. Find sum!!
  2330. Circle Geometry
  2331. Circle Geometry
  2332. Solve for x/y =
  2333. Rate of Return Analysis. Urgent!
  2334. Deceptively Simple Integer Problem
  2335. Find all value of x where 5 - x^2 < 8
  2336. Problems with permutations and transpositions
  2337. Confirm the law of cosines
  2338. Graphing - Distance Formula
  2339. Simplifying Fractions?
  2340. Conical Section
  2341. Can't Figure the Algebra
  2342. Cos(x)+sin(x) = 0, Find all values?
  2343. gemotry of circle and right angle
  2344. Show that for every quaternion z we have ...
  2345. Verifying Trigonometric Identities
  2346. For what x does x + 3^x < 4
  2347. Introductory Level Calculus Question
  2348. Infinite number of perpendicular vectors?
  2349. For what value of x does (1/x) + (1/(1-x)) > 0
  2350. How do you convert from one line equation to another?
  2351. Image of plane (linear map)
  2352. permutations and transpositions contradiction
  2353. cos-1 x vs Cos-1
  2354. Stats: Help With Multiplication Rule
  2355. cumulative distribution function question
  2356. Stats: Multiplication Rule & Counting Rule Confusion
  2357. Help studying algebra.
  2358. help with cumulative distributions!
  2359. Combinatorics and alternating series
  2360. First Order Difference Equations
  2361. Circle Geometry
  2362. Geometry Problem Involving Circles and Fixed Radius- Please Help!
  2363. Easy Algebra
  2364. verify the identity
  2365. Differential equation IVP, uniqueness
  2366. Power series
  2367. Perpendicular bisector question and general checking
  2368. cross product ,why doesnt this work
  2369. triangle inscribed within a circle
  2370. permutations
  2371. Inequation :)
  2372. Solving an equation in 4th degree
  2373. complex numbers ordering
  2374. Parabola and Circle
  2375. Quaternion rotations
  2376. (algebra) Proving subspaces- functions
  2377. What is the polar form of -2^i?
  2378. Law Of Sines, deducing addition formula
  2379. How to factor 6w^2 - 5wt - 4t^2
  2380. Dihedral groups
  2381. solve derivative by using the definition of the derivative limit ,,,
  2382. natural log's and trigonometric identity's.
  2383. Inequality Proof
  2384. Arithmetic in ring Z
  2385. Pigeon hole principle
  2386. Finding vector perpendicular to another vector
  2387. Reduction of ellipse
  2388. Algebraic Function Question
  2389. Trig problem using formuals to transform the equation
  2390. Discrete Math -- Proof methods
  2391. question on triangometry which one we measure ?
  2392. Two formulas for calculating root of a complex number in a exponential form
  2393. congruence with numbers with exponents on top of exponents
  2394. Inequality word question
  2395. Help w/ Difference quotient
  2396. Impossible Bearing and Triangle word problem.
  2397. finding all values that satisfy the equation
  2398. Setting up a problem
  2399. progression
  2400. Statistics: Expectations Question
  2401. Problems with inverses in arithmetic in ring z
  2402. Trig inequalities
  2403. help w/ logarithmic eqtns
  2404. Algebra Simplification
  2405. Inverse Functions
  2406. composite functions
  2407. change in variable question
  2408. Exponential equation
  2409. Reverse Linear Interpolation?
  2410. Binomial alternating series- even numbers
  2411. help with computing density of one variable change.
  2412. Intersection of planes using cross product
  2413. System of Equations (Easy)
  2414. Vectors. Determine the eqn. of plane M?
  2415. abs((x-1) / (x+2)) < 1
  2416. Circles and Area
  2417. drawing graph of function
  2418. The form of a partial fraction decomposition
  2419. Question about determinant
  2420. Basis of a Subspace
  2421. Simple algebraic / logarithmic question
  2422. Solving for d
  2423. To prove right inverse implies left inverse for square matrices.
  2424. Strange problem
  2425. Triangle TRIG no Calculator
  2426. Proof for Inequality
  2427. Hardest Identity Evar involving sum and differences
  2428. Single equation involving two functions
  2429. adding and subtracting different bases with common exponents in ring Z
  2430. Proof for inequality involving absolutes
  2431. The argument of a complex number
  2432. help with a cdf question
  2433. Finance Problem but its basic math, i just cant see it right now
  2434. statistic trouble
  2435. statistic
  2436. statistic
  2437. What Branch of Math do I need?
  2438. A good book as a refresher/catchup for precalc
  2439. Question About Relatively Prime
  2440. Hard thinking questions
  2441. Question to simplify
  2442. Solving trig function....
  2443. How to prove this problem
  2444. Projectile Motion (Regular Physics) question
  2445. tough inequality
  2446. boolean algebra -Sum of products form - theorem
  2447. Bad Proof? I think so!
  2448. Combinations
  2449. Tough Simplification indeed
  2450. Big O and inequalities.
  2451. Rectangular Hyperbola
  2452. random variable independence
  2453. Factor a 4th order polynomial
  2454. Inverse of a cubic polynomial
  2455. coordinate geometry
  2456. polynomial
  2457. Equations with multiple absolute value operators
  2458. common ratio
  2459. Solve an Equation of Matrices Using Inversions
  2460. Chord of a hyperbola
  2461. A case of inequation
  2462. rational numbers and commutative law
  2463. System of linear equations
  2464. Tough Locus Problem
  2465. What does the equation represent?
  2466. De Moivre's Theorem
  2467. random variable conditioning
  2468. Folium of descartes curve
  2469. Linear algebra determinant
  2470. Inverse of a matrix
  2471. Simplify this expression
  2472. Upper bound of a limit
  2473. subspace
  2474. Exponential Equation In Quadratic Form
  2475. Can anyone methodically solve this?
  2476. A positive multiple of any positive integer exists that only has the digits {0,1}
  2477. Subspace and Its 3 Conditions
  2478. Maths project to investigate compass and straightedge constructions
  2479. quadratic inequalities
  2480. Prove by induction or any other logical argument
  2481. Why are these two angles congruent?
  2482. Matrix problem
  2483. How do you calculate (-1+h)^3?
  2484. how to express cos((n*pi*)/2))
  2485. Commuting matrices have common eigenvalues
  2486. prove 2^n > n by induction
  2487. Mathematical induction
  2488. uniform distribution of a disc
  2489. Ax=b proof
  2490. Induction proof
  2491. Finding other points on the line given the midpoint
  2492. Improvements and percentage
  2493. Statistics: Standard Normal Distribution
  2494. Ellipse Equation w/ only vertices and focus
  2495. exponential decay/growth
  2496. Matrix right inverse
  2497. Indeterminant?
  2498. Vector calculus
  2499. Factoring a higher order polynomial...
  2500. truth table (simple proof)
  2501. magnitude of this complex number
  2502. Periodic Functions
  2503. Solving for Values in an Inverse Partitioned Matrix
  2504. Lattice points
  2505. modeling functions Q
  2506. Binomial Probability
  2507. Cross Sectional Flow Area
  2508. probability questions
  2509. Help with simulating distributions....
  2510. Find solutions to non-linear equation
  2511. Continuos function
  2512. some number belongs to real such that..
  2513. Logic : Ox-words
  2514. galois theory. field extension, constructible/algebraic numbers
  2515. Probability Question.Can somone tell me if i am doing right thing
  2516. graphing calculator project
  2517. Complex Numbers
  2518. change of variables help
  2519. Inequality problem: 1/x <= 4
  2520. sin(x) + cos(x)
  2521. simultaneous polynominals!!
  2522. Solve this inequality with exponent
  2523. Probability question; Conditional probability and poisson distribution
  2524. Probability of a Population greater than the one of a sample
  2525. Quadratic Functions Word Problem, It's Tricky
  2526. Midterm Question
  2527. find polynomial when given a complex root
  2528. Permutations
  2529. geometry
  2530. Liquid Volume of a Frustum of a Cone
  2531. Compositions
  2532. why is reflexive property necessary? equivalence relations
  2533. Probability of winning four holes in golf
  2534. Simple function problem
  2535. strange division property
  2536. Multinomial Expansion
  2537. Permutations & Combinations - Find the sum
  2538. Quadratic Question Dealing With Perimeter
  2539. Find vertex of the parabola.
  2540. A (simple?) question on fractions
  2541. infinite series
  2542. shortest distance between plane and point
  2543. Trig Question
  2544. Normal Distribution - Discrete or Continuous?
  2545. How to make denominator real?
  2546. Probability Question
  2547. Achiles and a tortoise (not Zeno's Paradox)
  2548. More Probability Questions
  2549. Linear Independence and Span
  2550. Descriptive Statistics - Find % of measurement in a certain range
  2551. Trigonometry/AlgebraII
  2552. help with expected value
  2553. Very Hard shape problem
  2554. Help finding the magnitude of this number.
  2555. Common log question (are you done..?)
  2556. Orbital Velocity
  2557. Product of Roots, Galois Theory
  2558. Easy Problems, but just cant figure it out! Help!
  2559. polynomial help
  2560. Yet another limit question in this forum.
  2561. Binomial theorem - not an easy question
  2562. Some trig stuff
  2563. Efficiency in packing
  2564. Automatic Control Systems Homework Proof on Linear Algebra
  2565. Yet another limit question in this forum (No.2 :P)
  2566. Function of distance between a point and vector in 3D
  2567. Compound angle homework
  2568. Understanding compund angle formulas
  2569. Eigenvalues and eigenvectors
  2570. exponential to trig problem
  2571. cos(5pi/9) = siny
  2572. Divisibility proof.
  2573. radical probelm can someone please check my answers?
  2574. Rearranging equations
  2575. Inverting Functions
  2576. Retrieving exact value using Compound angle
  2577. Limit Problem
  2578. determining logarithm's linearity
  2579. sin(a+b)sin(a-b) = cos^2b - cos^2a
  2580. Proving trig identity~
  2581. Measuring Bridges
  2582. Probability Problem. HELP :(
  2583. Perimeter & Area
  2584. Using double angles to find value of..
  2585. need help with radicals
  2586. Circle to tangent mapping
  2587. Proof - Divisibility
  2588. simple trig which I have forgotten
  2589. More proving trig identities
  2590. Trig Functions - "When wil object be 9cm below 0?"
  2591. mutiplying radical question
  2592. Graphs to find minimum days for meetings
  2593. Central Limit Theorem
  2594. Diophantine Equation(Example Run-Through)
  2595. Finding intercepts of a cubic function
  2596. Solving trig equations
  2597. Trig equation word problem.
  2598. Different identities in one equation
  2599. Determine exact values for trigonometry equation
  2600. determine a subset for the function of X -> P(X)
  2601. How to solve this trig equation
  2602. How to possibly factor this?
  2603. Primes
  2604. Proving Trig ID
  2605. trig word problem
  2606. Show that there does not exist x,y,z
  2607. Proof By Induction
  2608. Finding the Final Velocity unsing a Force by Time Graph.
  2609. natural logs
  2610. simplifying a geometric series with an infinity summation bound
  2611. Power series: How would you write this off as?
  2612. for God's sake...I NEED HELP!!!
  2613. Eigenvalue/Eigenvector by Inspection
  2614. Urgent help needed: trig function word problem! (please help, thanks in advance!)
  2615. help
  2616. Permutation
  2617. Evaluating inverse trig function
  2618. Combinatorics Problem
  2619. factoring question
  2620. Basic LOG problem
  2621. Parallelogram fourth corner
  2622. Infinite gradient
  2623. Matrix Algebra
  2624. Percent Growth of Exponential Function
  2625. Complex Numbers Question
  2626. Linear Trig Equation Word Problem
  2627. Derivation help!
  2628. what makes a matrix positive ?
  2629. Elementary question.
  2630. Scalings and translations in graphs
  2631. Log explanations
  2632. Parts of a cuboid after n cuts
  2633. series summation
  2634. Discrete Math Induction Proof
  2635. 6 PreCalc questions =]
  2636. equicontinuity related proof
  2637. Vectors x, y,z rather confusing question.
  2638. Triangle
  2639. Help! Find a basis.
  2640. proof by contradiction
  2641. Probability distribution function question
  2642. Euclid's Pythagoras Theorem proof
  2643. Differentation help
  2644. Probability density,cumulative function problem
  2645. Solve 3 variables with 2 equations
  2646. 3-d
  2647. Rotation of Axis and Hyperbolic Sound Travelling Word problem?
  2648. normal distribution question: mean and standard deviation
  2649. Prove that the determinants of similar matrices are equal
  2650. Sequence and Series question (maybe)?
  2651. To build a triangular pile consisting of 120 balls, the number of balls in the base w
  2652. inequality in triangle
  2653. 2nd Level Vectors question. Tan ratios.
  2654. Equation of a circle
  2655. sinx -x/2= 0
  2656. Probability Prob,Given P(A)=0.5, P(A U B)=0.8 and P(A ∩ B)=0.1. Find P(A/B).
  2657. Probability exactly one event occurs???
  2658. Using Natural Logarithms to solve for x
  2659. polynomial question from spivak's calculus
  2660. Find a BASIS for L(S) -The Image of S
  2661. polynomial division proof
  2662. how to solve this equation?
  2663. Hyperbolic Sound Travel?
  2664. Compound Interest Formula and Natural Logarithms
  2665. Combinatorics problem
  2666. Is this logartithm true?
  2667. find array mapping
  2668. Trying To Solve For Theta
  2669. Equivalence Relations
  2670. Trig identity problem
  2671. Trig Equation problem
  2672. Solve using Determinants and Cramer's Rule?
  2673. Mapping/functions
  2674. Tricky logarithmic equation at International Baccalaureate high school
  2675. Cyclic Quadrilaterals
  2676. Relation on a set containing another relation
  2677. Find the equation of the parabola
  2678. double inequality
  2679. Comparing Relations
  2680. Please help solve this simple modulus problem
  2681. Laws of logs
  2682. Distance, Rate, and Time
  2683. Discrete Probability - error with question?
  2684. Expand polynomials
  2685. Find an Equation of a Plane
  2686. Angle Bisector Problem
  2687. Functions-Domains,Ranges and Subsets.
  2688. 20% of memory chips made in a certain plant are defective.
  2689. Optimization Problem
  2690. Interesting Problem
  2691. Geometry
  2692. triangle geometry
  2693. Cubic Roots
  2694. Probability of drawing 2 marbles
  2695. Coordinate Geometry- distance between two points
  2696. Breaking down huge powers
  2697. a Dice is rolled til we get two 6
  2698. How do I solve this quadratic square?
  2699. Mathematics olympiad question
  2700. Logarithmic equation
  2701. trig help
  2702. Log Equation
  2703. Creating an exponential equation
  2704. Electric and magnetic field
  2705. Prove a composite function
  2706. Determinant proof via induction
  2707. Log equations - no solution?
  2708. Solving log equations (cont)
  2709. Need help: Equation for an S-curve
  2710. 4x4 Matrix determinant
  2711. Ant On A Cube Counting Paths
  2712. probability of a page being free from printing errors
  2713. Solve in Natural numbers
  2714. Help! linear algebra question
  2715. Solving an equation
  2716. Help with inverse functions
  2717. Proving a log
  2718. One black card in each hand
  2719. Verifying this Trigonometric Identity
  2720. limit of function with rational
  2721. Find the equation of the tangent to the curve (sinusoidal function)
  2722. Proof
  2723. Solve in integer numbers
  2724. Predicates - Equivalence
  2725. Percentages and fractions - turning them upside down?
  2726. Set Theory - Proving Contrapositive
  2727. Solve matrix equation without the inverses.
  2728. Solving for invariant points on trig transformations
  2729. probability functions in a unit circle
  2730. Are trig functions polynomial fuctions?
  2731. Solving Inequalities
  2732. Induction - Fibonacci Numbers
  2733. Remainder theorem only works with quadratics divided by linear?
  2734. Simplifying/Proving a Trigonometric Question
  2735. Polar Coordinate Symmetry with Double Angles
  2736. Difference of functions thinking problem
  2737. Evalute a trig function
  2738. Factorizing an Algebraic Function
  2739. Rearranging Phyics Equation!
  2740. very hard x-solving problem...
  2741. Question about Function?
  2742. Proof help
  2743. Rearranging an expression in sqrt argument
  2744. Related rates question
  2745. Finding the area using Pythagoras
  2746. Help me prove... easy algebra problem.
  2747. Annoying Word problem
  2748. The Range of a Function in Set Y!
  2749. Euclid's Proof for Prime Numbers
  2750. Not understanding
  2751. COV(A,B) of a coin
  2752. Arithmetic Sequence
  2753. Question on proof....
  2754. Stuck on a step.
  2755. Arithmetic Sequence
  2756. Proving DeMorgan's Second Law
  2757. Number Theory
  2758. Easy algebra question.
  2759. Fun Game Theory, Guessing a Number With a "Twist"
  2760. Help me understand why.
  2761. What is the name of this theorem.
  2762. numerical value of complex number
  2763. Dominated convergence Theorem
  2764. Geometric Distribution Question
  2765. Does this solution make sense?
  2766. critique my work please.
  2767. Series and sequence
  2768. Hint please?
  2769. n! > 10^n
  2770. problem in Gama function;can you answer soon.
  2771. What does ∆ mean in this case?
  2772. Induction problem validation.
  2773. geometric progression
  2774. Euler's path same as Hamiltonian cycle
  2775. Help to prove that an interval will lead to positive functions?
  2776. Data Sufficiency Question
  2777. Biconditional Connectives
  2778. System of equations
  2779. boolean algebra
  2780. Puzzling Trig Problem...Need Help.
  2781. Algebra Question.
  2782. Five persons in a group of 20 are grauduate
  2783. Problem Regarding Inverse Tangents
  2784. probability
  2785. Percentile. Simple MCQ
  2786. Matrices and Evaluation
  2787. The probability that symbol j is sent and symbol k is received
  2788. Factroring problem....
  2789. Why is n! the number of possible ways to arrange n distinct items?
  2790. How many ways to rearrange distinct objects (factorial)
  2791. Another factoring problem...
  2792. Equation of an Ellipse.
  2793. Roots of complex polynomial
  2794. Not understanding proof
  2795. Division problem...
  2796. Permutaions/Combinations
  2797. Difficult gradient problem!!
  2798. Trigo Exact value
  2799. Prove the identity.
  2800. Integration question
  2801. Boat travelling in river without current
  2802. Simple Transposition Problem
  2803. Venn Diagram
  2804. Inequality proof: check my work
  2805. Standard deviation
  2806. a couple of not so simple problems from old contests
  2807. Binomial coefficient summation proof
  2808. Solving polynomials
  2809. Electromagnitic fields questions
  2810. Proving Equalities: Check My Work
  2811. Equation of a Tangent Line - PreCalc
  2812. Expected number of trials before all cards are collected
  2813. probability of Rocket
  2814. Expansion of e^(-x)cos(x)
  2815. Orthogonal vector
  2816. Combinatorics Problem
  2817. Combinations
  2818. How do you expand algebraic expressions to the nth power?
  2819. About variation
  2820. solving equations with greatest integer function
  2821. Geometric sequences and Fibbonacci Numbers
  2822. Pascal's Triangle
  2823. Finding angle b/w line equation and tangent.
  2824. Probability - A and B are two weak students....
  2825. Two confusing questions on Probability
  2826. Solve in natural numbers
  2827. What's the difference?
  2828. Conditional Probability Problem
  2829. Origin of approximation
  2830. Help with this bearing and trig problem
  2831. HCF Question
  2832. Proving sqrt of 3 is irrational
  2833. factoring question
  2834. Exercise: An Application to Markov chains
  2835. convert hexa to binary
  2836. Quick and easy question
  2837. Combining Functions
  2838. Equation for Ellipse from a chord -- no other parameters!!
  2839. Probability Question
  2840. Combining Functions
  2841. Trig Question
  2842. Radian Question
  2843. Quadratic Question
  2844. Need a review on how to factor cubic polynomials
  2845. Trig Definition
  2846. Algorithm Time
  2847. Trig problem
  2848. Help please
  2849. Trig (pi question)
  2850. Exponential Limits
  2851. Rad Question
  2852. Solving a Fractional, Single-Variable, Inequality
  2853. Normal distribution - Finding mean and standard deviation
  2854. Regular polygon question...
  2855. distance of point to line (cross product)
  2856. angle between 2 vectors
  2857. Easy trig prob... what did I do wrong?
  2858. At what point did I serve two rows at once?
  2859. A few problems i've come across some trouble with.
  2860. Circular measure with trigno. Wrong answer.
  2861. Not understanding definition...
  2862. Trig Question
  2863. Curve Sketching
  2864. Basic Equation Stuck?
  2865. Polynomial function - different degrees don't understand
  2866. **Really think there is a mistake in my textbook. Please check
  2867. Circuits question
  2868. Stamp Problem
  2869. R.O.C of trig functions
  2870. determining whether system of equations have a solution
  2871. Interval bisection
  2872. Average distance for network topologies.
  2873. Symmetry of a graph
  2874. Specifying domain and ranges
  2875. Locus Problem
  2876. Trig Identities
  2877. Trig Question.....
  2878. Need help.. Trig
  2879. Trigonometry problem. Solve equation for...
  2880. Trig ratio.
  2881. urgent help needed please, thanks
  2882. Behaviour Under Simple Transformations
  2883. set theory question please help it urgent, thank you
  2884. URGENT HELP PLEASEEEE, a question on set theory
  2885. multiplying summations?
  2886. Centre of mass of of an isosceles Triangle
  2887. Creating a table from a system of linear equations
  2888. 2 elastic light springs
  2889. Return time for a string
  2890. Triangles....
  2891. Angle Help!15 = arctan(2/x) - arctan (1/x)
  2892. Not understanding proof
  2893. Problem with a trigonometric equation.
  2894. Exponential Functions
  2895. Making sense of .007 percent
  2896. Conditional Distribution
  2897. Exponents and Imaginary Numbers
  2898. Trig question
  2899. Counting Principles and Probability
  2900. Weird Trig Function
  2901. half life problem
  2902. Is there a way to solve this function?
  2903. Struggling to re-arrange exponential equation
  2904. Induction question from Philosophy class
  2905. Help with Trig function Periods
  2906. Trig Question...
  2907. Tricky math problem
  2908. I have a variable as an exponent, how do I isolate it from everything else?
  2909. math sequence
  2910. Help to prove that an inequality holds
  2911. Trig Problem
  2912. Centroid of Circuar Sector
  2913. About complex number
  2914. complex numbers
  2915. Angular velocity
  2916. Factorization
  2917. Functions, the compositions of f(g(x))
  2918. Sketch the graph of an invertible function
  2919. Function and distance
  2920. Linear Velocity....
  2921. I need to prove that 1+x =< e^x for any x>=0.
  2922. Trig ratios
  2923. Finding Exact Value of Trig Expression
  2924. Is there a mistake in this solution?
  2925. Range of natural log, some trigonometry
  2926. Number of Escalator Steps
  2927. Natural Log Equation
  2928. arc lenght
  2929. Trig ratio
  2930. Henon Attractor
  2931. This is like a fifth grade question
  2932. Radius of A Circle inside a Sphere
  2933. Counterintuitive Probability Problem
  2934. 100sin(alpha) = 500cos(alpha) ---- how do you solve such a thing?
  2935. Applied Trigonometry, Deduce Length of Segment in new triangle.
  2936. Reference Angles
  2937. Combinations
  2938. if a =! b
  2939. HELP Moving Average Proof
  2940. Converting metric units
  2941. need help with this algebra Q.
  2942. Trying to prove two angles are congruen to each other
  2943. Algebra-ish question
  2944. Help on Probability!!@@ :)
  2945. Rearranging an equation
  2946. difference between 1/x and Cosech (x) graph
  2947. Having trouble understanding word probl... Trig.
  2948. Solving an Unknown Factorial
  2949. Probability Problem
  2950. solve the equation
  2951. Physics integration!
  2952. Solid angles and particle velocities
  2953. Probability - Binominal distribution
  2954. Trig substitutions...
  2955. Brush up on simplification
  2956. Letters/digits code puzzle
  2957. simplify
  2958. Arithmetic
  2959. What do each of these variables mean? (Exponential functions)
  2960. Find the radius of the middle circle
  2961. cube root of 6 is irrational. (please check if my proof is correct)
  2962. little help with one algebra step
  2963. Series. AP GP. Some confusion. Answer checking needed also.
  2964. Probability of selecting letters in alphabetic order
  2965. locus of mid point
  2966. Finding parabola equation and only given a graph
  2967. How to prove that root n is irrational, if n is not a perfect square. Also, if n is a
  2968. Quadratic equation with complex coefficients
  2969. Negative Direct Variation
  2970. Binomial Series
  2971. give some tip
  2972. Proof involving invertible modulo and congruence modulo
  2973. need a little help with this ratio question
  2974. Function
  2975. 50 persons tossing coins
  2976. Probability of drawing two married couples
  2977. How to find values of a variable of a plane
  2978. Partial Fraction Decomposition
  2979. Simple Quadratic Equation
  2980. Domain and trigno query.
  2981. Limit problem...
  2982. matrix determinant problem
  2983. Show matrix is invertible. THanks
  2984. solve this quadratic(?)
  2985. another ratio question
  2986. Stumped on Parametric Conversion
  2987. stats question help
  2988. Expanding and Simplifying Two Sets of Double Brackets (most likely really easy)
  2989. Graph of y=x^(1/3) and y= -2x^(1/2)
  2990. Tangential Trig Identity
  2991. Can we ever construct a perfect circle? (Curiousity)
  2992. Exponential functions problem
  2993. Finding how long an object has been in the air for and the time took to reach max ht.
  2994. Trig Identity
  2995. Period and Frequency(Please HELP)
  2996. Probability | related to combinations
  2997. Finding the work done using force vectors in 3 dimensions
  2998. Simple dipstick problem
  2999. Need help with precal project
  3000. show this simple trigonometric identity add up to 0
  3001. Proving a 2:1 ratio triangle having a Zero Vector..
  3002. solve for C
  3003. Simplify
  3004. De Moivre's theorem~~HELP~
  3005. Trig Identity
  3006. induction..
  3007. Log Question - Relationship between two points on log function..
  3008. Complimentary Angles
  3009. Cross Product Identity
  3010. Geometric Sequence
  3011. Geometric Series Phone Tree
  3012. Complex number
  3013. circles and triangles
  3014. Matrix multiplication/Rotations
  3015. Logarithm
  3016. Is my calculator giving the wrong score or...? (Simple calculation question)
  3017. Linear maps and composites HELP!
  3018. Writing sin Equation
  3019. Trig Identities
  3020. sketching x/x+2
  3021. Sequences and Series
  3022. Simplify
  3023. Discrete random variable cumulative distrub. function
  3024. find the top vertex coordinate of a regular tetrahedron
  3025. Projected particle
  3026. Geometrical relationships
  3027. Polynomial
  3028. Another quadratic equation...
  3029. Seemingly simple arc length problem I keep getting wrong..
  3030. Trigonometric Equation
  3031. Inverse function
  3032. die is rolled 3 times and 1 more
  3033. How to solve this equation?
  3034. Solving system of equations for matrix?
  3035. Equation with fractions
  3036. Random Walks and Probability
  3037. Problem with angles and differentiation
  3038. Geometry
  3039. Why couldn't this be factored further?
  3040. Complex Math Logic Problem
  3041. Equation
  3042. This is a problem on mensuration ( VOLUMES AND SURFACE AREAS)
  3043. Cycles
  3044. Geometry problem
  3045. How to solve a system of 3 equations for 3 unknowns
  3046. Find y
  3047. Help on vocab.
  3048. Projectile Motion Trig Problem
  3049. Recursive using strong induction and structural induction (rosen)
  3050. easy determinant question
  3051. Conditional probablity loaded die problem
  3052. Artist Requires Mathematician's Help: "Beautiful" Equations on Infinity / Paradox
  3053. Parallel Vectors in R3
  3054. exponential equation (simple??)
  3055. Problem with differentiation and area of components
  3056. union proof due at midnight!!
  3057. Finding the Radius (word problem)
  3058. due in 3 hours!!!
  3059. how to know which sign of root to take when finding the inverse of a function
  3060. Moving average?
  3061. Grade 11 Math Problem, cant figure out the transformations
  3062. Triginometry: Half Angle Identities
  3063. polynomial divided by another polynomial
  3064. Inequality
  3065. Trig identities
  3066. An estate agent charges 0.75% fees.....
  3067. Geometric sequence
  3068. statistics question about mode
  3069. P(aorb)...but not both?
  3070. Linear algebra problem with transpose
  3071. Function
  3072. 2011 Pascal Contest Discussion
  3073. Sheet of paper
  3074. Vectors help - Slicing Corner problem
  3075. Permutation and combinations
  3076. f(x) and 1/f(x)
  3077. Explicit function
  3078. sin problem, trig problem
  3079. Inverse function of x^2?
  3080. Very Hard Problem Please help
  3081. Help proving a trianlge is isosceles
  3082. Trig Equation
  3083. Eigenvectors of a matrix
  3084. Inequality
  3085. (1+cosA)^2-(1-cosA)^2-sin^2=ctgA*sinA*cosA
  3086. Graphing Trig + algebra functions
  3087. Trig word problem..
  3088. Transforming a line segment with matrices?
  3089. GCSE kWh question
  3090. Trig Identity
  3091. Are these compositions of linear transformations reflections or rotations?
  3092. Arithmetic Progression
  3093. Domain and Range
  3094. Circumcentre of an equilateral triangle
  3095. Exponential functions/finance problem
  3096. Induction (plank question)
  3097. Function involving a negative square root...HELP?
  3098. Trig Question..
  3099. Complex numbers problems
  3100. Trig work problem.... (am I correct?)
  3101. Height of tree
  3102. Right triangle with four jointed links
  3103. Trig problem...
  3104. Inverse Trig Function
  3105. find the Variance
  3106. Trigonometry simplification
  3107. Progression question
  3108. Proof using modulus
  3109. Pool of water.
  3110. Progression
  3111. Problem in finding functions Domain & Rage of a peacewise function
  3112. How to solve this vector question ?
  3113. Question about why the signs are wrong in this trig problem
  3114. Table tournament
  3115. Series Summation
  3116. Prove by induction divisibility question
  3117. Math Induction Problem
  3118. Trigonometric equation
  3119. Matrices and number of solutions
  3120. Can someone kindly explain? Thanks!
  3121. 16th order center finite difference coefficient?
  3122. sales percentage
  3123. Induction - have answer, need clarification
  3124. Trig Identity...
  3125. Squaring a Negative Exponent
  3126. logarithm [Help]
  3127. Mensuration
  3128. complex numbers question
  3129. Trig functions, identities
  3130. Trig Identity explanation
  3131. Complex number question (i think :) )
  3132. Mathematical Induction... am I on the right track?
  3133. Probability Problem
  3134. How to isolate x in a quadratic equation
  3135. rewrite equation (rationalize denominator)
  3136. precalc sine project
  3137. Proving Perpendicular Lines in a Quadrilateral
  3138. Finding nth roots of a complex number
  3139. Binomial expansion
  3140. quadratic equation
  3141. Trig.. Need help, thanks! Equation
  3142. How Many Different Parallograms Given 3 Points
  3143. Roots
  3144. Binomial expansion problem
  3145. Permutations simple problem
  3146. modulo operation | What does this mean?
  3147. Probability of getting 2 pairs
  3148. Solving equation containing absolute values
  3149. Matrix's
  3150. Simplify logarithmic equations
  3151. another challenging logarithmic question
  3152. another another more challenging log question. :(
  3153. a+bsqrt2=c
  3154. Pythagoras theorum
  3155. Graphing trig functions
  3156. Complex numbers' problem
  3157. manipulating inequalities
  3158. An algebra prove question
  3159. A tutorial question (algebra prove)
  3160. Trig inequality
  3161. Determine Outliers in a non-normal distribution
  3162. Total Internal Reflection
  3163. Trig ratios
  3164. Random Math Question
  3165. Domain of A Composite Trig Function
  3166. probability help plzzz
  3167. Trig graphs
  3168. Arithmetic progression question
  3169. Simple Geometry Question
  3170. Cosine law
  3171. why does tanθ = 1/2 > 0 and sin θ" mean that it lies in quadrant 3
  3172. Simple Algebraic Problem (yet confusing 0_o)
  3173. Degree 3 Polynomial
  3174. Surface area of a cylinder question
  3175. Trig Equation
  3176. Embarassingly simple question
  3177. Directed distance to a directed line
  3178. Full house probability
  3179. Show that if n is a positive integer, then C(n,0) < C(n,1) <....<C(n, floor(n/2)) = C
  3180. Probability plz help
  3181. Expected profit, help plz
  3182. trigonometry limit
  3183. No. of quadrilaterals in a polygon
  3184. true positive / false positive probability
  3185. Trig problem (Diagram included)
  3186. Inverse of an operator
  3187. Operator product equals 0
  3188. secant question
  3189. Converting degrees to radians
  3190. equation of circle
  3191. Pythagorean Identity
  3192. Why is Cosin and Secant even?
  3193. Solving quadratic inequality
  3194. Probability- precalc permutation and combination
  3195. Precalc- Optimization Problem
  3196. Initial and terminal arm in trig
  3197. The famous ladder question
  3198. Exponents
  3199. Sinusoidal Graph - sub intervals
  3200. Hard problem| white and black balls
  3201. Matrix
  3202. Trigonometry Equation
  3203. How to solve for x in this trig jumble?
  3204. Proving that matrix A is unitary and find its inverse.
  3205. Proof- Simple identity
  3206. Number Sequence
  3207. Partial Fractions
  3208. Trig identities, what does this mean?
  3209. More trig jumble to simplify
  3210. Quick question about infinity symbol
  3211. probability probelm..
  3212. Help drawing a function, finding its zero, local max/min
  3213. What is the next five numbers is this sequence:
  3214. Arms of scale
  3215. How do you flip fractions?
  3216. Imaginary quadratic
  3217. Simplifying trig Ident. Help
  3218. Graphing Polar Curves
  3219. Geometric Progression
  3220. Solving a system on linear equations
  3221. Valuing Ordinary Shares with constant growth model
  3222. Does this answer make sense?
  3223. Proving Trig Ident.
  3224. Just a circle problem...
  3225. percentage
  3226. Change of basis
  3227. Proof by Induction: n<2^n
  3228. vector
  3229. Complex Number Sine Wave Problem
  3230. Vectors (Magnitude)
  3231. Is the point on the line?
  3232. Trig Project - When math is not math.
  3233. Deal or No Deal -- Odds of a better deal and most likely deal?
  3234. Find equation of the plane that passes through a given point and is perpen. to....
  3235. urgent 《Internet Infrastructure Security》
  3236. Trig Ident. Help
  3237. Matrix word aplication problem
  3238. The question about diagonalization
  3239. Two vectors of the same length, show that their sum and difference are perpendicular
  3240. Simple log/exponential equation.
  3241. Scientific notebook/maple help
  3242. solve an equation
  3243. Sine and cosine functions
  3244. Trigo
  3245. What kind of mathematics/pattern is this?
  3246. Simple trig question
  3247. Check my solution please (Sine and cosine functions)
  3248. Finding scalar equation of a line with a vector and a point given
  3249. Find the partial fraction decomposition of the rational function.
  3250. trig equation help
  3251. sin pi/12
  3252. Advanced Functions
  3253. Need a little guidance - Limits
  3254. Easy Limits Question
  3255. equation of line
  3256. Advanced Functions,Exponential Functions
  3257. Advanced Functions,Exponential Functions
  3258. Help with an algebra factoring problem.
  3259. Convert to exponential form.
  3260. Vector equation of a plane
  3261. Convert from plane equation to scalar equation
  3262. Cube Roots of a Complex Function... Am I doing something wrong?
  3263. Trigonometric Equations
  3264. Restrictions of denominators with negative exponents.
  3265. When the planes are perpendicular, what is k?
  3266. Probability
  3267. Prooving a statement with a Lemma
  3268. cubic/cubic ->intercepts and asymptote(s)
  3269. Synthetic division with complex number
  3270. basic identities
  3271. prove (u+v)dot(u-v)=0 iff |u|=|v|
  3272. Word problems. This is not for homework, but is from a math book.
  3273. substitution method
  3274. Co-efficient of Friction (Limiting Friction)
  3275. matrix problem
  3276. Point of Intersection of two lines
  3277. Determine Cartesian eq given..
  3278. Is trial and error only way to solve this?
  3279. Sine and cosine functions Zeros
  3280. substitution problem
  3281. Give the exact value using the Half Angle Formula
  3282. Using the theory of simultaneous equations
  3283. HELP:Intro Logarithms
  3284. identity
  3285. Some problems.
  3286. How did the teacher get the third zero?
  3287. Trig again...
  3288. Sec50 deg * cos 50 deg
  3289. inverse trig identities
  3290. Trigonometric Equations
  3291. Tan Identitiy?
  3292. inverse function
  3293. find equation of line through origin which is perpendicular
  3294. [VECTORS] Got the answer, lack visual understanding
  3295. Intersect Two Perpendicular Planes?
  3296. trig identity problem
  3297. Complex Trigonometric Solutions
  3298. Solving the equation
  3299. Easy trig problem.
  3300. Am I overcomplicating a simple algebraic expression?
  3301. Separate the fraction!:)
  3302. Hyperbola queastion
  3303. Well, I've forgotten intermediate algebra
  3304. perpendicular distance between two skew lines?
  3305. How does this fit the equation of a hyperbola?
  3306. Related Rates in Conical tank
  3307. Trig right triangle solving question How do you know if you should pick tan40 degrees
  3308. Solving a determinant using another determinant
  3309. How many four digit numbers.....
  3310. Exponents
  3311. Discrete Mathematics
  3312. Oh god Gauss-Jordan Elimination.
  3313. Simple inequalities question! I promise!
  3314. "mixed" logarithmic equation
  3315. Factoring polynomial - Seems difficult
  3316. Rescaling a data set
  3317. stuck on some log proofs
  3318. system of equations problem
  3319. How do i distinguish cosine and sine functions
  3320. Solving for X inside of a 3X3Matrix
  3321. Permutation Problem
  3322. Probability problem - birthdays
  3323. Tricky Sample Space Question.
  3324. Confidence intervals/ odd ratio
  3325. A question on modular arithmetics
  3326. Fitting a graph to data points.
  3327. Graphing a function and finding the domain and range
  3328. sec(a-B) = (cota cotB+1)/(1+tanatanB)
  3329. Trig Help
  3330. Graphs Transformations
  3331. Come up with a sine equation for the following word problem.
  3332. Gauss-Jordan Elimination Rules
  3333. Trig problem
  3334. Critical Points
  3335. analytic geometry question
  3336. Linear algebra square matrices
  3337. Trig question
  3338. secant question
  3339. Circle question
  3340. ellipse problem
  3341. Math problems
  3342. Linear Transformations (T o S?)
  3343. Simple function substitution question
  3344. Simple Function Question
  3345. Probability
  3346. finding the equation of an ellipse
  3347. De Morgan's laws
  3348. Parametric to Polar Conversion
  3349. Sets and Logics, problem to solve a question
  3350. Math Modeling - Dynamical Systems -
  3351. going through solution and stuck on a step
  3352. moons orbit ellipse
  3353. Tan Trig Help
  3354. Parabola question
  3355. Functions. Least/Greatest value and f(x)+1=0 issue.
  3356. Solve for x in this logarithm question
  3357. simplifying a radical
  3358. Venn diagram
  3359. Triple scalar product question
  3360. Plane equation question
  3361. Requesting the Help of some Physics Majors
  3362. developing a formula from cube equation
  3363. Matrices question
  3364. Algebraic Derivative
  3365. Hyperbola equation
  3366. Find an equation for the hyperbola.
  3367. Probability Question
  3368. Solving trig problems
  3369. Properties Of Matrices with the same Column Space
  3370. Fibonacci sequence problem (simple?)
  3371. Probabilty of computer system
  3372. Simple Trig Question
  3373. hyperbola word problem
  3374. simplifying expression
  3375. Intersection of unindependent events
  3376. problem with finding multiple solutions to a trigonometric equation
  3377. Simple Probability Question
  3378. Looking for descriptive material about log inequalities.
  3379. Two problems from a competition Please help!
  3380. calculating dimensions from area and volume
  3381. Equation of circle with arc length
  3382. Functions
  3383. What would be the solution to this equation?
  3384. Functions
  3385. addressing student errors
  3386. Error Propagation
  3387. Probability
  3388. Complex numbers
  3389. Calculus Readiness Multiple Choice Test Answer Key Wrong?
  3390. what is 20 ÷ 2(1+1)= ?
  3391. Simple statistics question
  3392. Verifying Trigonomic Identities
  3393. Graph function of f(x) with max/min. Don't know what the problem is.
  3394. Proof of Cauchy Schwarz for complex numbers
  3395. value of the logarithm
  3396. a logarithm of a single quantity
  3397. A combinatorics Problem
  3398. Order of Operations
  3399. Linear Algebra, Linear Transformations
  3400. logarithm of a single quantity
  3401. analyzing student strategies
  3402. Unique linear transformation
  3403. Apgp
  3404. Help! Maths Revsion-Coordinate Geometry of a Circle
  3405. Two bodies moving from point A
  3406. quintic equation
  3407. Geometric sequence
  3408. Graph of function of acceleration and velocity after time t
  3409. Set Theory Proof
  3410. 4 equations, 4 unknowns
  3411. How does this trig identity work?
  3412. Probability that the product of 5 numbers will be divisible by 9.
  3413. Calc 2, Polar Coordinates
  3414. Breaking a stick in 3
  3415. Stats and probability
  3416. Trouble with Direct and Inverse Proportion
  3417. find all possible terms of a given sum
  3418. ellipse simplification
  3419. Exam tomorrow-please help! Trig word problems
  3420. Log problem
  3421. divide complex number by conjugate.
  3422. 2 questions. Function g(x) and a "set of values of x" issue.
  3423. Complex numbers with an unknown, fraction equation...not getting it right
  3424. GoHabsGo's Thread of Algebra help
  3425. Piecewise Function Problem Clarification.
  3426. Functions Transformations
  3427. Probability question
  3428. Inequality Problem
  3429. Barycentric Coordinates
  3430. Ratio
  3431. complex serie
  3432. Sequence
  3433. Graphs of Functions problem
  3434. Trigonometry Proofs
  3435. Binomial Theorem
  3436. Trigonometry Help
  3437. The opposite slope means the opposite fraction, or opposite sign?
  3438. Quotient of two constants
  3439. Composite + Inverse Functions
  3440. Equations of a line tangent to a circle
  3441. Finding the square with a fraction in the expression
  3442. finding complex solution to quadratic equation
  3443. I have a BIG PROBLEM, i have an exam tomorrow IN MATH!
  3444. Trigonometry question
  3445. Solving an Inequality to Determine profit margin
  3446. Vectors-planes and lines
  3447. Need Factorial Help!
  3448. How would I solve for Length? simple math equation involving sin/cosine?
  3449. Simplify a fraction
  3450. Kid going down slide
  3451. Finding a point on a slope that meets a function - tricky one though
  3452. Infinite Summation
  3453. Derivation of Fibonacci closed form
  3454. Modeling with exponential and logarithmic functions help???
  3455. Show that the following statement is true.
  3456. Fastest growing sequence of recurrence relation
  3457. Algebra, percentages bank interest problem (simple)
  3458. Trigonometry proof
  3459. Express h in terms of D
  3460. Bicycle rider (rate, distance, time question)
  3461. Trigonometric functions problem
  3462. functions problem
  3463. Suspension Bridge Parabola Problem
  3464. [Please delete old thread] Kid going down slide
  3465. Communication Matrix
  3466. Trapezoid weird angle result
  3467. Whats the difference between recursive formula and general term?
  3468. Vectors Help. Mathematics Specialist.
  3469. How to divide sin?
  3470. How do I solve a Function
  3471. Equation for a circle...plugging for x and y, not getting a
  3472. root of square of something
  3473. Trigonometry Engineering Waves proble
  3474. any of you know how to do this?
  3475. Partial Fraction Decomposition
  3476. Polynomial Division
  3477. What does the trig book mean? Need help with trig
  3478. Given Point (-2, 3pi) need to find r>0 , -2pi< or equal to theta < 0
  3479. Help finding a common denominator
  3480. Jordan Normal Form / Jordan basis
  3481. When is it continuous?
  3482. Solving algebraic equations with negative exponents
  3483. Bank interest plans. I tried to use the formula this time.
  3484. Simplifying an incredibly annoying equation
  3485. Simplifying ANOTHER very anoying equation
  3486. Sundials: Finding Latitude
  3487. Prefixes
  3488. Remainder and Factor Theorem
  3489. Trigonometric Equation
  3490. Standard deviation from grades distribution...how am I wrong?
  3491. Frustrated about a minus in the result (D = RT question)
  3492. Quadratics - Completing the Square
  3493. Easy standard deviation problem
  3494. Quadratics and Inequalities
  3495. Normal Distribution
  3496. Proving by Mathematical Induction
  3497. square a random variable
  3498. Find intersection of parametric curve and line
  3499. Combinations and Committees
  3500. Solving for A Variable in Combination
  3501. absolute value inequalities
  3502. help ToT!!
  3503. Two algebra (1?) problems...
  3504. Unit Circle
  3505. Power Reducing Forumula & other simply problem
  3506. Vector Question(addition?)
  3507. Absolute value appears on both sides of equals sign
  3508. Vector Explanation
  3509. Parametric equation
  3510. Probability
  3511. Issues w/ fractions
  3512. Mathematical Induction Problem
  3513. Complex numbers
  3514. Turning a series into a geometric series by adding a certain value to each of them
  3515. trigonometry
  3516. Roots of an equation
  3517. Multinomials
  3518. Probability. Not exactly a problem, more of a question I'd like answered
  3519. Checking operations over a set
  3520. Hyperbolas
  3521. Trig Proof
  3522. solving problem in Banesh Hoffmann's Vectors
  3523. How to find a tangent line
  3524. Absolute Equation?
  3525. Error in logic of proof
  3526. How can I simplify this derivative?
  3527. Trigonometry
  3528. Simple system of equations
  3529. Odd/Even trig identities..
  3530. Simplex algorithm - phase one - why do I need to use it here?
  3531. System of Equations
  3532. log problem
  3533. Manipulating formulas
  3534. Log and > problem
  3535. Quick angle question....
  3536. Trig question...
  3537. Trigonometry value
  3538. Value of 3 reciprocal trigonometric ratios
  3539. Angle in standard position
  3540. Find the range of this function
  3541. Sum of Dice Rolls
  3542. Graph Transformations
  3543. Questions about sequences
  3544. Trinometry question(prove RHS=LHS)
  3545. infinte series
  3546. series!!
  3547. Range of a Composite Function
  3548. Trig Proof..
  3549. Trigonometry Function Help
  3550. Probability Confusion? Help
  3551. Geometrical shapes with an unknown
  3552. Nature of roots of an equation
  3553. Quadratics - Worded Problem
  3554. 1/f(x)
  3555. de Moivre’s Theorem
  3556. set builder notation question.
  3557. X Intercept
  3558. Which quadrant does theta lie?
  3559. How to find cos for tan when...
  3560. Is this expression the same as...
  3561. Sphere/tangent planes?
  3562. logs
  3563. Inntersection of a line and a plane.
  3564. Simple function questions - checking answer.
  3565. Is there a method for the simplex algorithm that avoids cycling?
  3566. Math Help please..
  3567. Simple statistics combinations/permutation problem
  3568. converting standard form to standard form of an ellipse
  3569. Equation for line connecting 2 planes
  3570. converting cosine(.9812) to radians two answers
  3571. Challenge Problem that seems too Easy
  3572. omg new pre cal project so confused due tommorrow can somebody help a little girl out
  3573. Logarithmic Inequalities
  3574. Radius of a circle that intersects two points on a right triangle.
  3575. Inverse function of bi-exponential function?
  3576. Complex Numbers
  3577. Probability function
  3578. P & c
  3579. Probability
  3580. Again a logarithmic inequality
  3581. Find the equation of a parabola with a given focus and vertex.
  3582. Complex number
  3583. Row-Echelon Form
  3584. Simple X and Y intercept question - Thanks
  3585. My first Proof... Tell me what you think please...
  3586. Quick solve for X type fraction question.
  3587. how to do this logarithm proof
  3588. Find the intersection of three planes (a line)?
  3589. inequality rational polymonial
  3590. Basic Lin Alg - Angle Between Vectors
  3591. Show how to determine the domain of each of the following functions
  3592. Not understanding trig problem..
  3593. polynomial
  3594. Came up with a second personalized proof...(is it correct)
  3595. Equation of a line that passes through a point.
  3596. Identities for solving log questions
  3597. Normal distribution table values
  3598. Distance from cartesian coordinates and im going wring somewhere.
  3599. Difference over Sum Equation
  3600. Vertical Asymptote
  3601. Geometric series
  3602. Equation of the Tangent Line - Help please.
  3603. Circles and Triangles
  3604. Finding the Equation of an Ellipse
  3605. Sequence to Equation
  3606. Sketch a possible graph of a function, f that has following properties...?
  3607. unsure about shapiro-wilk test
  3608. Function
  3609. Trig identities
  3610. Why is (-1)^(2/3) undefined?
  3611. Mechanics Projectiles Trajectory Question Help Needed
  3612. Arithmetic Sequence Problem
  3613. conditional expectation of exponential random variable
  3614. Mathematical induction w/ Summation question
  3615. conditionnal moments of a normal distribution
  3616. something i've been wondering about in an expressable format....
  3617. Logarithims and Word Problems! Test Tomorrow!
  3618. Mathematical Induction Proof
  3619. Matlab - resetting defaults
  3620. Find the equation f
  3621. Function: Find the range of the funtion
  3622. Solving for zero
  3623. Tricky Oblique Parabola Question?
  3624. Find a value of the angle from the given equation
  3625. Trigonometric Formulas, Identities and Equation
  3626. Trigonometric Equations
  3627. Quadratic Equation Trouble!
  3628. Trigonometric Equations
  3629. Probability of Drawing Objects From a Golf Bag
  3630. Calculating for unknown vector.
  3631. Trigonometric Equations
  3632. How many five card hands can you have if..?
  3633. How to find the solution (x,y)
  3634. Write the cosine wave
  3635. Please help me with trigonometric functions, etc.
  3636. Easy Probability
  3637. Sets
  3638. Sequences that satisfay the same recurrence relation
  3639. Re: algebra minipulation
  3640. Limit definition for derivation of f(x) HELP..tutoring my daughter and I'm stuck!
  3641. Volume and plane intersecting sphere
  3642. Projection of line on plane
  3643. Using vectors to calculate tension.
  3644. Fibonacci Variation
  3645. shifting coordinate system in 2D...solving simultaneous equation
  3646. Polynomial Inequalities - Finding the solution set??
  3647. HELP (Brackets)
  3648. Problem in similarity of triangles
  3649. simple harmonic motion in a string
  3650. simple exponential problem
  3651. half angle formulas
  3652. Finding a sum of chords
  3653. A paragraph on circles and cylinders
  3654. sketching y^2 = X^3
  3655. Sum of square sin() functions
  3656. Simple question about divisibility?
  3657. Finding the coordinates of a point on a line: Vectors
  3658. Statistics and Probablitity
  3659. General formula for finding the sum of sequences and series?
  3660. Parametric equation of an intersection.
  3661. probability of a-b
  3662. Trigonometry - compound angels
  3663. degree into inches
  3664. Family of sets proof
  3665. Complex Numbers
  3666. Statistics and Probability
  3667. Complex Numbers
  3668. Probability and statistics
  3669. Basic Probability: choosing without replacement
  3670. solve the equation log (little 3) X + log (little6) X = 2
  3671. Binomial theorem question
  3672. Reversing angular and linear formulas to find rpm.
  3673. permutation and counting problem
  3674. Null sets and Power sets
  3675. Log equation with two raised variables
  3676. Infinite Summation Series
  3677. Sequences and Series
  3678. Prove equations for asymptotes of standard hyperbola
  3679. Trigonometric Equations
  3680. Exponentiation
  3681. Exponentiation Problem
  3682. easy trig question that I am having trouble with
  3683. Please Check my formula that I made.
  3684. Having trouble setting up this Trig problem.
  3685. Polynomial Functions
  3686. Using Trapezoid Rule Twice...huh?
  3687. Trigometric Proof
  3688. Cubic Equation Problem
  3689. Need help on simplification approach
  3690. Complex conjugate
  3691. Probability of guessing a number correctly in x guesses?
  3692. Can you double check this electric potential/field problem for me?
  3693. Binomial Expansion problem
  3694. Triangle's elementary geometry problem
  3695. Rotating quarternions help
  3696. solving 3 variables - simultaneous equations
  3697. Showing stability under scaling and additivity of distriubtions
  3698. Equality of functions and mods
  3699. Sin graph please help final tomorrow
  3700. Trigonometry identity problem
  3701. Help With Radians Conversions (sort of)
  3702. Complex number in polar form
  3703. help proving trigonometric identity
  3704. show that x is a square expression
  3705. Two unknowns in trigonometric calculation?
  3706. isolate x
  3707. Cosine and Tangent
  3708. help with surjective maps
  3709. Why does Sine and Cosine...
  3710. solving for "y"
  3711. Trigonometry, find cos(a-b)
  3712. Basic Calculus- Please help
  3713. How do I write this interesting piecewise function?
  3714. Trigonometry, find the minimum of tan(a).tan(b).tan(c)
  3715. Trig proof with two angles and many functions
  3716. solving the missing data for this Traverse
  3717. Confusing Limits
  3718. If xy^2 = ab^2 : Does xy = ab?
  3719. Kinematics problem, ball drop.
  3720. graphical and numerical solutions of equation
  3721. FInding domains of ln problems
  3722. Need help with determing domains of sin, cos, and tan
  3723. Reproduce a solution set to a linear system with 2 equations and 8 variables
  3724. finding solutions (basic)
  3725. Statistics!!Probqbility
  3726. Calculating perimeter
  3727. What is this shape called?
  3728. Junior Question
  3729. Consistency of a set of equations
  3730. can someone double check my work in this problem?
  3731. quadratic inequality--interval notation..
  3732. Find zeros of quadratic equation
  3733. help ! can you please explain this to me ! thanks ! (it is all about vector )
  3734. Cubic Splines!!
  3735. Please help with vectors Application questions!
  3736. Evaluating piecewise functions. Please help if you can.
  3737. natrual log, solve for x
  3738. exam problem : solve exponential withh ... log? This one is killin me!!
  3739. Trig Question: Exact value of ......
  3740. Prove that 2n ≤ 2^n by induction.
  3741. Absolute value with quadratic
  3742. What would be the remainder?
  3743. Precal, Inequalities involving absolute value
  3744. Complex analysis and complex plane
  3745. Question Crane
  3746. Question about when calculating the combined vector
  3747. Probability distribution, find constant
  3748. Im stuck! Question a bout graphing sin and plotting points
  3749. Early repayment of a loan compounded daily
  3750. Proof concerning infinite sets
  3751. Pythagorean Identities - finding sin and cos ?
  3752. need help forgot how to do trig question
  3753. inequality problems...
  3754. Help with simplification
  3755. Inverse Matrices Problem
  3756. Phase shift and sinusoidal curve fitting - Finding.....
  3757. Net Present Value Problem
  3758. Converting Sigma notation....
  3759. Proof of equality involving factorials
  3760. Expectation of a random variable
  3761. Help with a word problem
  3762. Set Theory Symbols
  3763. Finding local maximum
  3764. Combinatorics
  3765. Finding the concentration of X
  3766. Please, help me understand how these interval problems are solved
  3767. Match the inequalities with the corresponding statements.
  3768. Geometry with polygons formed within drawn stars
  3769. Having Trouble: Solving a Trigonometric Equation using Identities ???
  3770. Find the X and Y point in the graph
  3771. Calculate the confidence interval (Statistics problem)
  3772. Calculate the standard deviance (statistics)
  3773. Finding the absolute value (modulus) and solving equation ::please help::
  3774. Partial fraction decomposition for.....
  3775. Interesting Absolute Value problem
  3776. Identifying Triogonometric Identities - ?
  3777. Normal Distribution
  3778. Question about Ulam numbers
  3779. Find two solutions for Cosine theta = 1/2 for....
  3780. Question about rewriting an expression with radicals
  3781. Using Ptolemy's Theorem to prove simple (yet unique) cases?
  3782. Parabola word problem
  3783. Expressing a decimal number in radians in terms of pi in a fraction
  3784. Non Square Matrix equation
  3785. Simplifying Inverse Functions
  3786. Determinants from any row or column
  3787. logarithms
  3788. logarithm
  3789. Poisson distribution
  3790. Problem with expected value (Random Walk)
  3791. logs
  3792. solve for x
  3793. how to x in this eqaution
  3794. Question on exponent laws
  3795. Using Power-of-a-Point Theorem in Geometric Proofs
  3796. inequality
  3797. Confused in graphs???
  3798. function and relation
  3799. Optimization problem
  3800. algebraic expression for triangles within polygons
  3801. 3D vector
  3802. Complexnumber
  3803. help needed with 3d geometry problem: important!!!!
  3804. arithmetic progression
  3805. Why does this expression not have a vertical asymptote?
  3806. Trig question -sin pi/4 , give the exact value?
  3807. Estimating the parent distribution given only sample means/medians?
  3808. Trigonometry help ! !
  3809. Formation of the General Equation for a Power Series
  3810. Hope you can help.
  3811. Understanding Sig figs
  3812. Vector field calculations- dumb question
  3813. Gre Math prep geometry problem 8C
  3814. Trig proof, I am getting a neg instead of pos.
  3815. need some help solving for 'v' in this equation..
  3816. Calculating an elliptical surface and formulating this surface in 3d
  3817. Graphing help - Ti89: How to graph x^2 + y^2 = 4, etc...
  3818. Quadratics!
  3819. A functional analysis problem
  3820. Summation of series
  3821. Find an expression for the nth partial sum using this identity
  3822. please explain the graph of int(x)
  3823. Trigonometry
  3824. How to solve trig equations?
  3825. Geometry Help??
  3826. Finding the diagonal of an irregular quadrilateral
  3827. Conversion of Irrational roots for cubic functions and higher
  3828. What is wrong with the following calculation using infinite series?
  3829. I want answers
  3830. Functions
  3831. How do you do a proof on this?
  3832. How to improve the 3 x 3 matrix before Inverse
  3833. degree radian conversion issue
  3834. Domain/range of functions inverse
  3835. Inverse of radical function
  3836. Finding X Intercepts
  3837. Trig problem, let sinA= -3/5 wiht A in Quad. 3 find Sin2A
  3838. Transforming quadratic functions
  3839. Quadratic function Help
  3840. Tanθ = 5/12 , with θ in Quadrant 1, find sin2θ?
  3841. Trig solution, tanx+secx=1
  3842. Polar Plots Axis Labels
  3843. Reflections of functions
  3844. Word problem functions
  3845. Word problem 2 functions
  3846. Quick inverse question
  3847. domain range intervals; please help if you can
  3848. Help with solving equations for x
  3849. Trignometry
  3850. two new gre problems need help with
  3851. Eigenvalues of a 3x3 matrix
  3852. Arithmetric Sequence word problem. Thanks!
  3853. The sequence ratio
  3854. general questions GRE data analysis problems
  3855. Trig...should I start by squaring both side???
  3856. Eigenvectors of a 3x3 matrix
  3857. S(t) for 100 cigarette smokers w/5 min cigarette/30 min
  3858. Terminal arm Point P
  3859. Word problem,Trig functions
  3860. Word problem, trig functions
  3861. Geometry HELP!!!! PLEASE!
  3862. An elusive trig proof I can't seem to get
  3863. Banking Question
  3864. Very easy question
  3865. How to find x if we know the median amount?
  3866. Trigonometry problem
  3867. Formula for the alternating sum of the first n numbers.
  3868. Simplifying the Derivative of the Square Root of a Sum Containing a Square Root
  3869. no idea where to start for linear transformation question from P2->P2
  3870. F-test / t-test
  3871. Mathematical induction problem.
  3872. cos theta=pi/2....hint pi/2 is not an angle.
  3873. Simultaneous equation with Complex Numbers
  3874. Complex numbers question..
  3875. How does electromagnetic feild made?
  3876. Trig identities
  3877. Approximation involving an exponential function
  3878. Algebra Inverse Function Problem
  3879. Trig equations
  3880. synethic division
  3881. Probabilities
  3882. Transformation of expoential to hyperbolic
  3883. Limits of log sin equal to 0/1/infinity?
  3884. Normal Distribution
  3885. Highest common factor question
  3886. Formula for the nth term
  3887. Solving Quadratic Equation Using Box Factoring
  3888. Trig question
  3889. Nice ques to solve !!!
  3890. Simultaneously Solve a Linear and Cubic equation
  3891. tan[arctan(2/3)+arccos(8/17)]
  3892. Projectile Motion E
  3893. Why is it wrong to conclude a isn't the vertice (conics)
  3894. If (f o g)= 16x + 7 and g(x)= 2x - 1 , find f(x)
  3895. A difficult and tricky problem
  3896. Half angle formula , what is happening in these formulas
  3897. Sequences and series question
  3898. Exponent laws
  3899. simple algebra and square root help.
  3900. sin/cos graph
  3901. Inverse func.
  3902. Trig identities
  3903. Trig question
  3904. Incorrect proof for lim sin(1/x) at x=0
  3905. Solving an equation with an absolute value within an absolute value
  3906. Addition of exponentials, and relationship between variables.
  3907. Exponent questions
  3908. Addition and Multiplication of functions with radicals in the denominator
  3909. Quick quadratics question
  3910. Factoring.
  3911. Sigh, I don't understand why I am not getting a good solution
  3912. Confusing math problem
  3913. Algebra - FOIL Bi/Tri nomials to the nth power
  3914. Two problems from chapter 3 of "How to Prove It" I just cannot get my head around
  3915. square root of a rational quantity: Algebra
  3916. Least Squares solution and residuals
  3917. A Cosine Law question involving angle of depression
  3918. Where to go from learning precalc and a bit of calculus?
  3919. cot^(-1)(0) = pi/2, why?
  3920. Question on # of possible rearrangements given conditions
  3921. Contradiction of Galios theory
  3922. basic solving for variable question.
  3923. another variables question a little harder this time.
  3924. What does this mean: x^(+42)?
  3925. slope representation logic?
  3926. Implied Dom/Ran = tan(2arcsin(x))
  3927. Common tangents equations
  3928. Triangle 90<x<135 such that B is tangent
  3929. Logarithm exercise
  3930. Another logarithm simplification exercise.
  3931. why does (3x-5)/(x^2+5x+8) = (3(2x+5))/(2(x^2+5x+8))-25/(2(x^2+5x+8))?
  3932. tan[1/2 arcsin(-7/25)]
  3933. Vectors and projections
  3934. Need Help with this %'s problem
  3935. square root algebra question
  3936. How long before someone wins the lottery twice?
  3937. Matrices
  3938. Algebra: factor problem.
  3939. factoring problem.. confused
  3940. Solving for unknown in arccos equation help?
  3941. Trig functions periodicity
  3942. how to find the root of a quadratic formula
  3943. factor theorem
  3944. algebra question
  3945. making the equation of a parabola
  3946. Trig Identity
  3947. Simple Complex number
  3948. Tangent problem doubt.
  3949. matrices; eigen value help
  3950. geometric progression
  3951. Arithmetic progression
  3952. Rectangle problem
  3953. this always pisses me off. what is -X^n?
  3954. tutoring - algebra
  3955. symmetry
  3956. Algebra II - Why Does sqrt(x+1/x+2)=(x+1)/sqrt(x)?
  3957. Difference Formula Involving Inverse Trgi Functions
  3958. Solving for x in logarithm problem
  3959. Help !! How can I find acute Angle theta??
  3960. trigonometric identities.
  3961. Expansion with Pascal Triangle
  3962. Multinomail Theorem on Wikipedia
  3963. A problem on quadratic equations .
  3964. Definitions of Polygons
  3965. Hence show that... (Matrices)
  3966. Proof of inverse trigonometric identities
  3967. series expansion of logarithmic function
  3968. power series when variable is very large...
  3969. power series in real world situation
  3970. Set Theory Problem
  3971. trigonometry problem
  3972. problem of quadratic equation with two variables
  3973. Find the sum of a geometric progression
  3974. Simple question on functions.
  3975. Inflation Rate Problem
  3976. Solve the inequality x^3 < x
  3977. Distance from point to a line proof
  3978. sigma notation
  3979. Inequality proof (Spivak 1.6-b)
  3980. delta with discriminate
  3981. g(f(x)) Im so lost.
  3982. Not sure how the answers were achieved in this graph
  3983. Help with sigma notation where the top value is x?
  3984. Help with perpendicular straight line equations
  3985. Proof sin pi/6
  3986. Product of series
  3987. Double Negatives
  3988. Probability of Weather
  3989. Quadratic and cubic equation -show that -(common roots)
  3990. logarithm notation question
  3991. Dots
  3992. quadratic equation, A.P. and G.P. related problem problem
  3993. some question about number theory
  3994. Prove that it is divisible by 8.
  3995. Solving (e[SUP]i[/SUP])[SUP]i[/SUP]
  3996. Three Unknowns and Three Equations
  3997. Complex Logarithm and advanced Math Questions
  3998. More Complex Logarithm and advanced Math Questions
  3999. I really need help with this Pre Calculus problem =[
  4000. expansion of a term with power 2/3
  4001. Combinatorics
  4002. a digital clock shows the time from 00:00 to 23:59 as a string of four digits?
  4003. Spivak 1-12de (inequalities)
  4004. How do you complete the square when two variable are included?
  4005. Spivak 2-1b, 2-2a (induction)
  4006. Epsilon/Delta Limit Exercise
  4007. Proving a set is a subspace
  4008. Sampling distribution of a difference between two independent sample proportions
  4009. De Moivre's theorem for Individual sine functions. Need urgent help!
  4010. Are my proofs 'correct'?
  4011. Finding for k in quadratic equation.
  4012. matrix / basis problem
  4013. Modelling an Exponential Curve
  4014. Conic Equation using a Quadratic Form
  4015. Simple Boolean Algebra / Propositional Logic Question
  4016. A set of 6 vectors in R5 cannot be a basis for R5, true or false?
  4017. Finding for interval of m in quadratic equation.
  4018. equation of straight line
  4019. equation of straight line
  4020. Help with a simultaneous equation!
  4021. Triple product vector problem
  4022. Factorization and Simplifying.
  4023. completing the square
  4024. how to find where an ellipse is centered
  4025. I.M Gelfand Trig Help
  4026. The Segments of a Polygon
  4027. Sine rule, the ambiguous case?
  4028. Re-arranging an complicated equation
  4029. Cubic Regression
  4030. Easy Trigonometry Proof
  4031. Pretty difficult trig proof (identity)..
  4032. cross product of difference and sum of two vectors
  4033. Find the point of intersection of three planes
  4034. Solve for x-- the inequality of quadratic
  4035. Exponents with fractions and - sign
  4036. graphing 1/x
  4037. asymptote = hyperbola?
  4038. Solve the inequality
  4039. Counting for probability
  4040. Period of a satellite orbiting Earth
  4041. Limit x->0 of f(x)/x
  4042. Solve for modulus inequality.
  4043. Prove that it is smaller than 6
  4044. I honestly cannot believe I am stuck on this.
  4045. transformed equation
  4046. Question on "estimated uncertainty" and significant digits
  4047. Two questions about rotation of this "line"
  4048. Solve for r: h^2+(pie)r=K
  4049. Am I correct?
  4050. express as a single term: 1/2x+1 - x/x-1
  4051. simplify each expression: 2(4-h)^2-32/h
  4052. simplify each expression: 2/1+y-2 /2x^3+x
  4053. Problem solving triangle.
  4054. Problem solving radius and area.
  4055. Common Trig Identity Derivations
  4056. solve for x: 2x-x^2=3
  4057. How to Express the force as a Cartesian vector?
  4058. Sine Regression
  4059. Find angle from velocity and more (ramp)
  4060. Location of roots problem.
  4061. Exponential Growth
  4062. Math Competition
  4063. Probability Homework Help
  4064. 3 Dimensional problem
  4065. Finding the lifespan of a telescope mirror (probability question)
  4066. square root in suqare root in square root in square root in....
  4067. ants problem involving combinatorics.
  4068. Trigonometric inequality problem.
  4069. proof of symmetric and anti symmetric matrices
  4070. vert and horiz asymptotes, axis same transformations and other things.
  4071. Related Rates problem.
  4072. Rearranging this formula..
  4073. just a couple of questions on how to type out problems.
  4074. Help please! Find the truth value of the statement:
  4075. Definition Question
  4076. Finding Time Given Number Of Trials And Precision
  4077. Vector Equations
  4078. Problem on co-ordinate geometry
  4079. Plane geometry problem
  4080. Coordinates of the centroid of the lamina - problem with finding limits
  4081. Find the Value os Cos... Vectors
  4082. multistep combinational problem (binomial expansion)
  4083. Simplifying Trigonometric Equations
  4084. Finding the interval of expression having two quadratic equations.
  4085. Finding x for an equation
  4086. Problem finding exterior angle
  4087. Transforming Vector Equation in ax + by = c
  4088. Venn Diagram problem (Set Theory)
  4089. Probability question: n-sided dice
  4090. Inductive proof that (n!)^2 >n^n for n≥3
  4091. Trigonometric limit problem
  4092. Stuck with complex numbers
  4093. Determining the general term
  4094. Inverse functions
  4095. solve for x
  4096. What's (±1)(±1) equal to?
  4097. Inverse function
  4098. Gergonne Point of Triangle ABC
  4099. Compound Interest With Repayments problem
  4100. dividing one polynomial by another!
  4101. combination
  4102. Basic geometric proof
  4103. Probability difficult bowl of balls
  4104. Probability
  4105. Systems of Linear equation/matrices problem. Need some help.
  4106. Linear Algebra Geometric Planes
  4107. Numerical Analysis problem
  4108. A counting problem (combinatorics)
  4109. Algebra problem
  4110. Odd numbers in a thousand of natural ones.
  4111. ANOVA confidence interval
  4112. 0,3x-6-x=-4,9
  4113. Combination Problem
  4114. Algebraic Fractions
  4115. Z proportions
  4116. Combinatorics (Club Officers)
  4117. Linear Algebra Systems of Equations
  4118. Elementary Set Theory Proof
  4119. Simple Algebra Problem
  4120. Simple exponential function exercise
  4121. Questions on special relativity
  4122. Tricky Combinations Question
  4123. Vector Equations - Concurrent Lines
  4124. Projections checkß
  4125. Least Squares
  4126. How do I solve an equation with a fraction as the variable's coefficient?
  4127. Modular Arithmetic proofs (multiplication and addition mod n)
  4128. Fundamental Counting Principle
  4129. Intersection of two graphs
  4130. Factoring a difficult polynomial so that I can extend equation
  4131. How do you read these vectors??
  4132. Simultaneous equations
  4133. simplifying this equation
  4134. log subtraction help
  4135. Rewriting a base; Formula of a Reciprocal Function
  4136. natural log helpp!!
  4137. Geometric proof
  4138. Statistics
  4139. help with a mod problem
  4140. Standard Deviation the average
  4141. Difficult equation
  4142. rule of correspondence question.
  4143. Difference quotient question!
  4144. Polynomial functions question
  4145. find equation for indicated point.
  4146. Trying to solve 3x3 determinant with two zeros
  4147. sketch graph of linear function.
  4148. Problem solving with linear functions.
  4149. 1 equation, 2 unknowns, need integer solution
  4150. Help with statistics please,
  4151. Difference of two squares under a radical
  4152. Problem solving with linear functions 2.
  4153. Advanced summation (sigma)
  4154. Find the vertical asymptotes of the graph of the function
  4155. Rationalizing a numerator
  4156. Really Simple Logarithmic Question
  4157. Factoring question
  4158. Normally distributed data?
  4159. Are the functions the same?
  4160. Complex Numbers Inequality
  4161. Inequalities involving division of two absolute values
  4162. 3 Questions Regarding a particular system of unknowns x,y,z
  4163. help finding the midpoint of a closed interval & more
  4164. Please help me with this little algebra problem
  4165. Inverse of Polynomials
  4166. 3 unknowns, 3 equations, failure on algebraic method
  4167. hydrogen + oxygen combustion rating
  4168. Test Advice
  4169. How do I solve an equation with a variable in the numerator?
  4170. Absolute value help
  4171. Urgent!! Absolute value help
  4172. Trigonometry quetion
  4173. Find the intervals on which a function is increasing/decreasing?
  4174. Problem solving with quadratic functions.
  4175. Coin Flip Probability
  4176. Rolling Dice Problem
  4177. How do I simplify this fraction?
  4178. Vector Proof
  4179. Drawing a Collection Of vectors Satisfying Cross Products
  4180. Complex number question: express as a+bi
  4181. Evaluating Functions
  4182. Is this really a linear equation?
  4183. Rearranging equation with a square root
  4184. 3 Orthogonal Vectors Problem
  4185. math questions
  4186. "Solving Inequality With Complex Numbers" Question
  4187. Verbal Problem
  4188. Statistical Problem in Analytical Chem
  4189. Analytical Chem Problem
  4190. Is there a formula to find the side length of a right pyramid using its height/volume
  4191. Simple Algebra but answer eludes me.
  4192. Problem solving with quadratic functions.
  4193. Inverse of (2x^2+x+1)/(2x^2+x-1)
  4194. inverse of exponential function
  4195. some probability problems
  4196. Blah! Finding a relatinship between volume and a diagonal
  4197. Determining if polynomial function
  4198. Polynomial function transformation help
  4199. Solving an Inequality problem
  4200. Probability distributions and other variables.
  4201. Help!!! exponential function
  4202. Proofs about Matrix
  4203. An unusually easy proof of vector.
  4204. Limit points of Sets
  4205. zigzag carbon nanotubes
  4206. Real Roots of Exponential Equation (Involves Quadratic)
  4207. Basic Binomial Division
  4208. Does my quartic have complex roots
  4209. Absolute value Quest, urgent
  4210. Sphere inside a cone question
  4211. Quick question of polynomial function
  4212. Polynomial function quick
  4213. Limits.
  4214. Simple matrix question?
  4215. Intersection of a line and circle
  4216. Summation proof.
  4217. Solving trigonometric inequalities
  4218. Maths need help
  4219. Problem concerning square roots
  4220. Proof by Induction - Divisibility Proofs
  4221. Polar co-ordinates
  4222. Proving r^n > r^m through mathematical induction
  4223. Transformations of functions
  4224. Matrices proof.
  4225. Evaluating trig identities without calculator
  4226. Stumped on precalc problem
  4227. Tangents and Parabolas
  4228. 2 domain/range problems from sample test
  4229. Probability question
  4230. Polynomial f(x) word problem help
  4231. need help with this function question
  4232. Domain / range of this function
  4233. Unit analysis - using measurements as variables - correct (?)
  4234. Probability equation question
  4235. How do you solve ratio problems like these?
  4236. Two quick questions regarding simplification
  4237. How many ways can you arrange 5 identical balls into 4 boxes?
  4238. Limits. Need recheck.
  4239. change -1 to 1 into 0 to 1
  4240. Intersecting lines,circles,and parabolas
  4241. Help :(
  4242. Go Cart Windshield Problem
  4243. A problem with the bulbs
  4244. Determine an equation of p(x)
  4245. Word problem polynomial f(x) help
  4246. Help with a power equation
  4247. Please Find the equation, Graph is provided.
  4248. How do you factor something like 8x^6+64?
  4249. Proof in circles and tangents?
  4250. Probability of 3rd drawing is red?
  4251. 10 students--girls & boys are in a line....
  4252. Partial fractions: different results from two methods
  4253. Calculate the Angle of...
  4254. Proof of this probability equation
  4255. y= -2(x+5)^4 A few things about graphing this ? HELP???
  4256. Complex number theorem help
  4257. Finance problem
  4258. Challenge !!
  4259. How to prove?
  4260. Tricky counting problem(n distinct balls in n distinct boxes)
  4261. Finding standard deviation or error from normalized data.
  4262. Complex Partial Fraction Expansion
  4263. discrete mathematics question
  4264. Find all values of x in this equation 3^x(x^3-2x^2-x+2)/x^3+6x^2+9x is less than or e
  4265. Olympiad problem
  4266. Raising a block
  4267. Bionomial theorem/ question (wp)
  4268. Induction / divisibility problem
  4269. Modular Arithmetic Proof with exponents
  4270. I am in need of help ( Idiot here)
  4271. formulating an expression
  4272. limit question
  4273. probability problem
  4274. 2 person's meeting probability
  4275. Triangular matrix
  4276. Rounding to required level of accuracy
  4277. Show that f is continuous at every point in R
  4278. solving for theta
  4279. Word problem Polynomialf(x)
  4280. Bayes Probability HIV Word Problem
  4281. Help gr.9 math (Canada
  4282. Permutations Problems
  4283. Conditional probability question with set theory things
  4284. Question about transformation f(x)
  4285. Proving on the completeness theorem of real number
  4286. I can't make sense of this log property explanation?
  4287. Disibility proof
  4288. Properties of Ln and e^x)
  4289. Factor theorem problem
  4290. Converting complex numbers into cartesian and exponential form
  4291. Calculating errors (propagation)
  4292. Probability Theory- Standard Normal Distributions
  4293. Absolute valuing both sides...probably a big no-no in Math
  4294. Polynomial Functions (word problem)
  4295. Trig: Writing the equation for vertical asymptote of a secant function?
  4296. Kpi or k2pi?
  4297. Negative Binomial and Chi-square
  4298. Geometrical Proofs
  4299. b less or equal than 8...
  4300. Fastest way to determine if a circle fully covers a rectangle
  4301. How to show this mathmatically?
  4302. Statistics Probability
  4303. Let f(x)=3x^2+6x-10 . For which input x is the value of the function a minimum?
  4304. Exact values of trig functions.
  4305. Question on circle
  4306. probability question
  4307. Proving i=sqr(-1)
  4308. Asymptotes and holes
  4309. pSAT abstract inequality question.
  4310. Proving there is no smallest positive number
  4311. It says convert (-1, pi/8 ) from polar to rectangular coordinate?
  4312. Modeling a power as sum of combination
  4313. R=2cosθ Convert to rectangular form?
  4314. Proving Trigonometry equation
  4315. Proving if a subset is a subspace
  4316. Show that this inequality is true for all x, y ε R
  4317. Probability assignment
  4318. Parametric equation
  4319. R^2 = 8/(2-sin^2 θ) Convert to rectangular form?
  4320. How Do You Solve This Trig Equation
  4321. When to complete the square?
  4322. Simple vector question
  4323. System of Linear Equations - Proving
  4324. game of KENO ???
  4325. Please help solve these ratio problems
  4326. short easy question, what does this sort of plus minus symbol mean?
  4327. Find exact value of cosecant function
  4328. Permutation ... or Combination?
  4329. Matrix Algebra; Linear Dependece; 3 Vectors; In R^4
  4330. How do I determine whether a set of polynomials form a basis?
  4331. Finding the maximum or minimum value of a funtion to the nth degree?
  4332. How do I expand this probability union thing
  4333. Ways of ordering a hamburger
  4334. Write the trigonometric expression as an algebraic expression in u.
  4335. Linear Algebra double check?
  4336. Line Equation
  4337. Lottery Combinations
  4338. What does proportional mean?
  4339. Show that T preserves scalar multiplication - Linear Transformations
  4340. Can Someone please solve this inequality!!
  4341. Mensuration Question
  4342. Exponential function and Geometric progression
  4343. Prove continuity by first principle
  4344. Find exact value of composite trig function.
  4345. Complicated probability question with urns and balls
  4346. Proving Binomial Sums
  4347. what does it mean "first 2 flips are heads"
  4348. Linear algebra matrices multiplication (transpose)
  4349. cos^2(φ_1) +cos^2 (φ_2) + cos^2(φ_3) = 1 in a three dimensional cartesian system
  4350. 4x^2 = 7y How do they get the following for the focus and directix?
  4351. A 3D trigonometric problem
  4352. problems on integers
  4353. Calulate chance to get x heads in y flips
  4354. Calculating the final speed using Force/Time Graph
  4355. math test question I just did.
  4356. Optimization (I believe it's called) word problems
  4357. What is the negation of this?
  4358. Proof by Induction - Inequalities
  4359. (Nevermind) Establish Trig Identity: Sums to Products
  4360. What represents the vector: 2a-5b
  4361. Derermine the rate of growth?
  4362. another math test question
  4363. Find a unit vector
  4364. angle: vector (a + b)
  4365. dealing with natural logs
  4366. Evaluate Limx->1..?! I cant figure this out please help!
  4367. Probability
  4368. Area between Triangle and Rectangle
  4369. Rational eq/inequalities help
  4370. help with coordinate transformations
  4371. Vector subspaces
  4372. Circles in an equilateral triangle.
  4373. Exam : find the minimum value of this function and constrant
  4374. Missing angle, Tan Theta?
  4375. rational inequality question
  4376. Limit of sin2x/sin3x
  4377. Solving trigonometric equations
  4378. Circle Geometry Help/Proof
  4379. I have a test and need some desperate help on functions
  4380. stats problem
  4381. Determinate question
  4382. Separating real and complex parts of a number
  4383. Help with two logarithms question
  4384. Prove the diagonals of a kite are perpendicular.
  4385. A problem on algebric expansion and indices.
  4386. Find the height of any triangle?
  4387. Fixed Point Problems
  4388. Finding a scalar such that vectors p and q are parallel
  4389. (Trig) Rewriting using power-reducing formula?
  4390. Gaussian Elimination, is this method OK?
  4391. A problem on geometry.
  4392. Finding all zeros of a Polynomial
  4393. Variance and Expected Value Problem
  4394. Geometric Distribution Coin Flip
  4395. Solving for x-cubic function
  4396. A problem on statistics
  4397. Null-space proof for square matrix
  4398. Expressing cos^6(x)?
  4399. How many pieces of paper will fit under the string?
  4400. arcsin, need help
  4401. having problem solving a limit!!
  4402. Solving for specific variable
  4403. probability with replacement
  4404. HELP plz (:
  4405. Need help with a probability problem
  4406. Second Order Homogeneous Recurrence Relation
  4407. Please Help
  4408. Problem with sin(x/2) proof
  4409. Elementary Probability
  4410. Three colors to paint each side of a square, how many different squares?
  4411. Trig Limit Question
  4412. Simultaneous equations
  4413. What formula can be used calculate the distance traveled by a robot
  4414. Solving Rational Equations
  4415. Probability Mass Function/Moment Generating Function
  4416. Solving an equation with radicals
  4417. Prove that the distance between point-line is given by some formula
  4418. Parallelograms projection on a plain
  4419. Trigonometry - half angles problems
  4420. A problem on Induction
  4421. An ellipse fitting into a notch problem.
  4422. discrete math problem involving relative primes
  4423. not sure if i should post this here
  4424. Is 2.71771177711177771111... irrational?
  4425. Fundamental theorem of counting
  4426. Integer Part of a number
  4427. why do i get a stright line in both double and single logarithm paper ?
  4428. Monomials
  4429. trig identies
  4430. binomial probability
  4431. sin0 (x)
  4432. help with logarithmic equations
  4433. One Trigonometry Question
  4434. Vectors: Find magnitude and direction of the changes in velocity
  4435. Solving Rational Equations
  4436. Finding the inverse
  4437. Simple Limit Question
  4438. Horizontal Asymptote Question
  4439. description of binomial expansion
  4440. Prove every rational number has a never ending decimal view
  4441. Prove that (6^n -1) is always divisible by 5
  4442. Complex numbers: Understanding solutions to tough problems
  4443. Ceiling Proof
  4444. Calculating the radius of a planet based on its mass
  4445. proving a sum that contains complex numbers
  4446. Sum of Getometric Sequence with alternating signs
  4447. Find the inverse of f if f(x) = x^2 - 8x + 8 and x is less than or equal to 4
  4448. Did I explain this right? Basic absolute value functions...
  4449. Kirchhoff's rule and multivariable algebra
  4450. Probability: Draw w/o replacement, 3 different kinds of balls, don't understand
  4451. Create a rational function with the following properties
  4452. Vectors a,b |a+kb|=1 .Show that |a||b|sinx<=b, x:angle of vectors a,b
  4453. workers, days, product.
  4454. Using cross product to determine if vectors are parallel
  4455. meaning of mathematic operator
  4456. Plot e on an Argand Diagram
  4457. help with indices please!
  4458. Show that a line is parallel to and below the plane
  4459. Domain of f(x)^g(x) function
  4460. Finding the exact value of sec^2x
  4461. Logarithms question
  4462. Complex numbers, find (3/(1-i)-(1-i)/2)^40?
  4463. Perpendicular distance between two equations? (parallel)
  4464. another logarithm question.
  4465. Wave Function in specific range
  4466. Sum of a Miscelleneous series.
  4467. Solving a square root
  4468. Possson Probablilty
  4469. Logarithm Help
  4470. Indices topic
  4471. Property of exponential functions
  4472. Co-Ordinate Geometry - Find P for |PA - PB| is maximum
  4473. Probability when rolling 6 true dice
  4474. Make x the subject of the equation.
  4475. complex question
  4476. Discrete maths functions help
  4477. Euclidian geometry: Construct circle trough point on angle bisector where...
  4478. Surds
  4479. Trying to solve for R ...
  4480. Independent random varables with common expectation and variance
  4481. Order preserved Lotto distribution
  4482. The Correlation.. !!!??
  4483. phasors and complex numbers
  4484. Probability: Markov's and Cheyshev's Inequality... what in the world?
  4485. Probability: The birth problem - mean and variance
  4486. regions
  4487. Find a basis of U, the subspace of P3
  4488. Can all quadratic equations be factorised?
  4489. uniform random variable
  4490. Q function (gaussian random variable)
  4491. Conditional Probability: probability of having a girl.
  4492. How do I find point D?
  4493. Geometry deduction
  4494. Sketch graph as function of another
  4495. honors pre-calculus homework, help!!
  4496. Determine if a transformation is linear
  4497. Rearranging an equation using log functions
  4498. Can you please draw this question's figure for me?
  4499. What would the statement of this theorem be?
  4500. Calculus problem with Summation I think?
  4501. How to prove that n^5－n is divisible by 30
  4502. Guessing alphabet letters with order
  4503. Vector Equation of a Plane
  4504. Simple Vector / Plane question
  4505. Easy exponent precalc problem. 4^(1+√2) * 4^(1-√2)
  4506. Re-arranging equation.
  4507. Complex Numbers
  4508. (Complex number) I have no idea on this :(
  4509. probability Question ..!
  4510. Quick De Moivre's Theorem question
  4511. algebraic division question
  4512. DeMoivre's theorem: cos3θ in powers of cosθ
  4513. z-plane to w-plane mapping
  4514. Conditional PDF questions
  4515. Numerical reasoning question
  4516. Probability Problem
  4517. AS Mathematics - Core 1 - Indices Problems
  4518. precal homework I need help plz
  4519. matrices-back substitution
  4520. Trig Problem
  4521. Analyzing 2 Functions. Help Please!
  4522. Conditional Probabilities problem
  4523. Discrete Mathematics: Proof problem for even integer
  4524. Vector - Need explanation
  4525. how i solve this ......
  4526. Solving Natural Logarithms
  4527. (r0q)(1)=? (q0r)(1)=?
  4528. Predicate Logic and Proofs
  4529. Discrete Math: Proof by contradiction
  4530. Applications of sinusoidal functions.
  4531. Imaginary fraction questions. lost.
  4532. symmetry question
  4533. Extended Euclidean Algorithm
  4534. pick number between 0 and 9
  4535. Discrete Mathematics : Counting and Probability
  4536. Prove by Reductio Ad Absurdum (Contradiction)
  4537. Possibleness of greedy payment
  4538. Polynomial Long Division
  4539. Vector (Relative velocity question)
  4540. Equation of a Hypocycloid
  4541. Trigonometry and method of difference
  4542. This log problem is throwing me off, out of nowhere
  4543. simplifying terms
  4544. x^3-3x^2-5x-1 ???????
  4545. Trig Problem - Finding the width of a river
  4546. Factoring 4x^4-x^2-18
  4547. When are you supposed to take the natural log of both sides of an equation?
  4548. Arithmetic Progression question
  4549. Finding the mod of large numbers
  4550. Permutation and combination question
  4551. Trigo!!
  4552. Why is there no real solution: Ln4-Lnx=Ln4/(Lnx)
  4553. Principle of Inclusion Exclusion regarding circular arrangements
  4554. Surds & Length of straight line
  4555. Getting equation from graph of a rational function with an oblique asymptote.
  4556. Dot product geometric proof
  4557. understanding some basic set theory stuff.
  4558. solving a trig equation for x
  4559. Factoring x^4-5x^2+4
  4560. Sequence and series - Arithmetic mean question have been breaking my head
  4561. precalc project: positive values in an inequality
  4562. Rolles Theorem
  4563. Rewriting equation
  4564. Solving Uniform Motion problems. HELP PLEASE!
  4565. Solving Tan(A) + tan(B) + tan(C)
  4566. Freeing up the variables of an equation and assigning signs to them
  4567. Circle and Chords intersected by x-axis
  4568. Quick Trig. Question
  4569. Need math help! Tangent to circle question
  4570. Algebraic Number Theory Question
  4571. How do you find the X-values of inequalites involving trig functions?
  4572. Find a function with the same maximum and minimum? What?
  4573. show that x^3=y^3 implies x=y
  4574. Statistics - Expected Value
  4575. Show that for every n, n<=x<n+1
  4576. 3^x=12x-9
  4577. Area under a normal curve
  4578. Verify the rule that for two real numbers X and Y then
  4579. Help with mathematical assertions for natural numbers
  4580. The graph of cosine(x) squared
  4581. Binomial Distribution - Assumptions
  4582. Simplification of factor expresion
  4583. Question about periodicity?
  4584. A little bit of help rearranging and equation
  4585. prove this equation is one to one
  4586. Logarithms
  4587. How do you write positive and negative intervals, increasing/decreasing intervals
  4588. Very Basic Maths Assignment (sorry i'm a newbie) based on profit and graphs
  4589. Probablity Question - Joint PDF Expectation/Variance
  4590. Changing rectangular to cylindrical
  4591. i forgot how to factor cubic equations?
  4592. Stats 1 question: standard deviation
  4593. Normal approximation for the proportion P hat
  4594. Cosine rule help!
  4595. binomial probability help
  4596. not sure what i did wrong binomial probability
  4597. kept getting the wrong answer? binomial conditional probability
  4598. Application of vector - answer checking
  4599. Something simple I forgot how to do! :(
  4600. Trigonometric Function Question
  4601. Math manipulation
  4602. v^2 − (v/4)^2 = 196
  4603. Use cross-product to find vector in R^4 that is orthogonal
  4604. Evaluate scalar triple products
  4605. Find the limit of x^2(√(x^4+5)-x^2) as x->∞
  4606. Solving linear and quadratic Trig Equations
  4607. Trigonometry Question (Trigonometric Functions)
  4608. Relations
  4609. Solving Trigonometric Equations
  4610. Need help with expanding [itex](\bf{x-\mu_{i}})^{t}\Sigma^{-1}(\bf{x-\mu_{i}})[/itex]
  4611. expected values probability help
  4612. expected values probability help
  4613. Help needed to find a mistake
  4614. Probability question
  4615. Find limit of sin(x).sin^-1(x)/x^2 as x approaches 0
  4616. Trig Function Power Problem
  4617. Solving Trigonometric Equations
  4618. e^x+x=5
  4619. Vector Triple Product
  4620. Estimate how many books profit over 200k$?
  4621. Solving trig function (possible error in solutions)
  4622. basic questions of complex number's geometry?
  4623. Exponent Proof
  4624. Equation of a line through a point and another line at 90 degrees.
  4625. Manipulating an inequality...
  4626. What is the square of a column vector?
  4627. Distance to the corner of a rectangle
  4628. Finding equations and vectors
  4629. Solving Exponential Equation
  4630. Discrete Math: Self-referential formula
  4631. Two linear algebra questions - Vector geometry
  4632. sinx=x
  4633. Kinematic Equations Rearrangment
  4634. Finding the inverse of this function explicitly
  4635. trig equality
  4636. Binomial Expansion
  4637. Normal distrubution
  4638. Matrix representation for transformation
  4639. Geometry Question
  4640. Solving equations :/
  4641. Summing Series (Sigma Notation)
  4642. Vectors - Spanning sets
  4643. First term of an infinite geometric sequence
  4644. Drawing with trigonometric function
  4645. Sequences and Series
  4646. probability
  4647. Advanced Functions Logarithms
  4648. Geometric sequences; solving algebraically for exponents
  4649. Basic Probability Question
  4650. Inequality with Circle and Triangle in Euclidean Geometry
  4651. How to prove a strictly diagonally dominant matrix is convergent
  4652. Rationalise the numerator
  4653. Find all solutions of inverse sine (-1/2)
  4654. Probability Question (theoretical aid)
  4655. Property of logarithm
  4656. Linear Algebra Applications: Cryptography
  4657. Radicals and exponents question
  4658. Write as a simple fraction in lowest terms
  4659. Definition of a Restriction in Linear Algebra
  4660. Confidence Interval
  4661. Want to check the answer to this (Pythagoras)
  4662. domain of a function
  4663. polynomial-related question (why does this work algebraically?)
  4664. Need some help :(
  4665. Trigonometric Identities
  4666. equation of the sinusoidal function that represents height above the ground
  4667. Reversing digits, then adding and finding divisible integers of result.
  4668. Inverse Function - algebra problem
  4669. Finding intersection between exponential and inverse function
  4670. bounds on zeroes theorem? requires calc proof?
  4671. Why some repeating decimals have nonrepeating part? I think its blasphemy! :D Help!
  4672. how to find the maximum area of a triangle?
  4673. Circle Theorem Question
  4674. Vectors
  4675. Linear Algebra: Prove rank(A) <= rank(exp(A))
  4676. sin graph of equation
  4677. Roots of Unity - is this correct?
  4678. Trigonometric question
  4679. Trigonometric question 2
  4680. Rearranging equation
  4681. Solving Trigonometric Identities (A bit Hard)
  4682. Word problem, interested in the reasoning process
  4683. Inverse Function of sine
  4684. Simple Indicies Question
  4685. e^-x, solve for x
  4686. Logs/Logarithm
  4687. Is this an even function?
  4688. Particle Distance/Velocity - Natural Logarithms
  4689. solving trigomonetry equation for x
  4690. another solving trigomonetry equation for x
  4691. power of set of choice functions
  4692. Simulatenous Equations
  4693. Solving trig equations using Addition formula
  4694. Please can you help me transpose this problem?
  4695. Equation of a circle / polar coordinates
  4696. Cosine graphs.
  4697. Straight Line Graphs -Plotting, Gradient, Intercept & Finding Equation
  4698. Quadratic Equation (Check my Workings ?)
  4699. factoring xsquared - 1
  4700. How to sketch a function?
  4701. How to find the f(x) (least square method)
  4702. Find EQ of tangent line for y=sin x at x = 6*pi
  4703. Exponential function with 3 parameters??
  4704. [Logarithms]Kepler's third law of planetary motion
  4705. Solve for A
  4706. The Square Root of Numbers
  4707. Logarithms help
  4708. Uniform distrubtion
  4709. Statistics Z Score (I think) Help?
  4710. [solved] Properties of Logarithms, Division and Multiplication
  4711. Finding the center of an Ellipse?
  4712. Probability Question - Super confused!
  4713. Sequence and series
  4714. Prove by induction
  4715. find a solution to an equation with 2 variables
  4716. solve e^(2 x)-e^x-12 = 0 for x
  4717. log(x)-log(x+4)=2 discrepancy
  4718. By choosing a suitable value of x, sum the series
  4719. Algebra II Honors Homework Help
  4720. Algebra II Honors`
  4721. Nature of roots of quadratic equations
  4722. Series Maths
  4723. Arkimedes for a equation y=x(2-x) and x-axis
  4724. Is this a trick question?
  4725. Geometric Dilution/Series
  4726. area of irregular square
  4727. Find the value of k
  4728. Population Word Problem
  4729. Surface Areas of Spheres
  4730. Geometry terminology: altitude from vertex, median from vertex, the bisector of angle
  4731. arcsin x + arcsin 2x = pi/2
  4732. Area of a parallelogram
  4733. a set A of n elements has n(n-1)/2 subsets of 2 elements
  4734. Taking a limit
  4735. converting rectangular to polar
  4736. How can I express A and B as fractions from c = A b/a + Bd?
  4737. Calculate tan2x
  4738. Prove the identity
  4739. what is an indexed family of sets. I need a simple example
  4740. IQ Question on teams and matches
  4741. Using the series expansion of e^KX, evaluate 2^-3.4 accurate to 3 dp?
  4742. Trigonometric Identity
  4743. Is there anything wrong with this algebraically?
  4744. Word problem
  4745. Stats - find the distribution function of an infinite sample space.
  4746. What are the domain and range of this relation ...
  4747. |x+3|+|x-1| = 5
  4748. Stats - Probability of redrawing a ball (draw, replace)
  4749. Proof the trig sum and difference identities
  4750. How do you Simplify 4^(7/3) - 12^(4/3)? Please Step by Step
  4751. Locus of points question. (I think?)
  4752. find the irreducible quadratic factors of
  4753. Combinatorial Problem of Letters
  4754. How to calculate the interest forumula
  4755. Algebra - Is it possible to solve it in terms of r?
  4756. permutation and combination question.
  4757. log function e^(ln12/2)?
  4758. Question about repeated measures Anova and multiple regression
  4759. A somewhat simple Probabilty problem
  4760. Parallelogram: Sum of the squares of the sides = sum of the squares of the diagonals?
  4761. Please, check my work on Trig Identities
  4762. Factoring a third degree polynomial as part of a limits problem
  4763. Set of points specified by x^2 + y^2 <= 4x + 4y
  4764. Logical solving problems! (brainy and tricky)
  4765. Absolutely clueless on how to do this... Geometry Help
  4766. Problem on quadratic polynomial.
  4767. Proof of an expression involving absolute value
  4768. Non linear resistance, logs and graph
  4769. QUICK QUESTION about matrix (linear algebra)
  4770. Proof of an expression involving absolute value
  4771. Ways of distributing money.
  4772. Qustion on sinewave
  4773. Quick Elementary Combinatorics Question / Verification
  4774. Exponential grows faster than polynomial
  4775. Proof By induction Sigma notation...Please help
  4776. Do these 3 systems of equations all all define the same curve?
  4777. Brainy thinking problems!
  4778. x=((384x/(y+384))*y+384(384x/(y+384)))/384
  4779. Proof about symmetry (simple)
  4780. Drawing modulus graphs
  4781. Collinear Vectors
  4782. what is the distance of the tangent between two circles
  4783. Question about inequality
  4784. Basic Algebra... Simplifying a complex fraction
  4785. Symmetric of a point relative to a line
  4786. Can't solve this equation
  4787. Can't do this question :( please someone help
  4788. Equations Quadratic in Form ;_;
  4789. Desperate Trig help
  4790. Probability question
  4791. Coordinate geometry question
  4792. Poisson DIstribution
  4793. How to use Euclids algorithim to find LCM?
  4794. Probability choose burger, please help
  4795. Linear transformation T: R3 --> R2
  4796. Bunch of questions that may have typographical errors in the answer key
  4797. Solve for x (3^x = x^2)
  4798. Classic combined rates of work word Problem
  4799. Coordinate geometry
  4800. Cyclic Quadrilateral
  4801. Simply trigonometry
  4802. Cosine functions and tides
  4803. Nickels and Dimes = some amount, how many nickels?
  4804. Uniform distribution
  4805. Finding line segment length between two fartherst corners of a cube.
  4806. Determine the range of x
  4807. Multiplying cosines
  4808. Find the equation
  4809. Question about Sawtoothwave Function
  4810. Roots of a quadratic equation.
  4811. Writing an absolute value function as a piecewise function
  4812. abs(x) = sqrt(x^2) Proof
  4813. Coordinate geometry
  4814. Help w/ these proofs!
  4815. Statistics: Null hypothesis/chi-squared question.
  4816. Radius of a circle whose area is of 2 other cirlces
  4817. Logic: Proofs
  4818. Domain and range of composite function
  4819. Skewness
  4820. Matrices- Variable in Matrices-Help!!!
  4821. Log and Ln Problem - Matching Equations
  4822. Inverse of a logarithmic function
  4823. Solving equation with power of x in it
  4824. Exponential Growth Functions
  4825. Prove If x^2 is irrational then x is irrational
  4826. disprove that AB-BA = I
  4827. logarithmic eqautions
  4828. When is m33 divisible by 36? (m is an integer).
  4829. Trigonometric
  4830. Creating Quadratic Equations
  4831. Solving Sinusoidal Equations involving Cosine Inverse
  4832. Writing an Exponential Model
  4833. Inverse trig function
  4834. Functions of a Complex Variable
  4835. What order do you transform graphs in?
  4836. How do you find the equation of a Cubic function given 5 points? (no zeros)?
  4837. Analytic Trigonometry
  4838. Calculating the radius of a HII region - worked out but just need you to check!
  4839. Trig & Physics: How does Cos(90+θ)= -sin(θ) relate to Vectors
  4840. Use De Moivre's Theorem to prove this:
  4841. logarithm problem
  4842. Rearranging to solve an equation (quick question)
  4843. Inverse of a polynomial
  4844. if Logb(x) = 0.8, solve for Logb(x)(x^1/3)
  4845. What statistical test do i use - mann whitney??
  4846. Inverse of 3 x 3 matrix.
  4847. Help w/ quad angle identity
  4848. Hard Grade 12 Trig. Questions :(
  4849. Function equality
  4850. Factorisation
  4851. Verifying Trig. Identities
  4852. Trig Question
  4853. Question Regarding System of Equations
  4854. exponential and logarthmic functions
  4855. Trig identity with natural logs and absolute value??
  4856. Simplifying this trig solution
  4857. b^2 = a with a is an integer and b rational => b is an integer
  4858. Simplify the following expression
  4859. logarithm question
  4860. Eigenvalue of a matrix.
  4861. Are there 3000 types of sandwiches?
  4862. Finding length in regular pyramid
  4863. Formula product of sines
  4864. Vectors in the form r<θ
  4865. A trig question without calculator
  4866. Polynomials
  4867. Prove the following identity
  4868. Interpret the angle of the complex number..
  4869. Vectors: Linear Combinations and Parallelism
  4870. H/W help on Geometric vs Component Vector Addition
  4871. Quadratic equation problem.
  4872. Explain graph of y=√x
  4873. Trig Problem- solve equation. Check
  4874. Function Question - Walking and Rowing
  4875. Probability: Permutations/Combinations
  4876. Solving |x-1|*|x+1|=0
  4877. Simple question on SET THEORY
  4878. ratio proportion problem
  4879. Trigonometry - How to solve this equation and find the solutions.
  4880. Help with an Algebra 2 word problem
  4881. scientific notation root powers exponents question
  4882. Problem involving square / square root of a complex number
  4883. probability problem
  4884. (3p^-3 q^-1)^2 x (-4p^3 q^-2)^2 = ?
  4885. Help with Set questions please
  4886. Binomial Distribution
  4887. Stuck on Math 11 Problem Solving questions.
  4888. Please Critique my Presentation of the Quadratic Formula
  4889. Basic Math - How to find the area of this composite shape?
  4890. Solve using quadratic formula?
  4891. Log Simplification Function
  4892. Simplify the square root
  4893. Question about imaginary numbers
  4894. Show theta<beta
  4895. complex n-th roots
  4896. Solve logarithm
  4897. Simplifying multiple trig functions into a single trig function for physics II
  4898. Simplify fraction
  4899. trigonometry
  4900. Stuck on a trigonometry question
  4901. Good Approximation to the Log Function
  4902. Solving Equation With Natural Log
  4903. Word Problem with Constant 'e'
  4904. Need help on working out of a probability problem
  4905. Trouble Proving Inequality
  4906. Linear velocity of rigid body with vectors
  4907. Relationship between roots and coefficients
  4908. Hard Algebra 2 Problem?
  4909. simplifying an expression
  4910. Pole in a corner - Trig word problem
  4911. Straight lines questions.
  4912. Change in Temperature Equation HELP Please!
  4913. Factoring a Root of Unity
  4914. Obtaing a desired quadratic equation
  4915. Algebra help! Interval notations
  4916. Finding the equation of a 3 dimensional surface
  4917. Need serious help to understand how to rearrange scientific formula
  4918. Binomial Distribution
  4919. How to solve 12sinx-1.8cosx=10 without a graphing calculator?
  4920. Solve 3b^(2/3) - 2b = 10/16
  4921. Problem with using Power-Reducing Trigonometric identities
  4922. sine, cosine
  4923. Solving logaritm equation
  4924. secant, tangent
  4925. 2sin3x=sqrt(2). Find Theta
  4926. Iterative method
  4927. does 1 - sin^2x = cos^2x?
  4928. Modulus problem
  4929. Polynomial functions... find "a"
  4930. Simultaneous equations
  4931. Indifference curve - vertical
  4932. what's the difference between sin^2(x) and sin(x^2)?
  4933. +-2npi OR +-npi How do you know which one to attach?
  4934. Perpendicular bisector question
  4935. 18cos^2x+3cosx-1=0
  4936. Log Identity Problem
  4937. Combinatorics intense question!
  4938. Solving Exponential Equations
  4939. A composition of function problem
  4940. inversion of a cycle
  4941. Measurement problem involving scale
  4942. A question in SHM ?
  4943. Find a point on the parabola with given point and distance
  4944. Peroid of a summation of sinusoids
  4945. Problem involving exponents
  4946. Probability simple question
  4947. Trig Equations With Undefined Values
  4948. Independent events confusion
  4949. Can you solve this equation for x?
  4950. 3x^2 - 5x - 1 = 0 (Solve using completing the square method)
  4951. math question about reducing + my attempt but something is wrong
  4952. finding the equation of a parabola with only 2 x-intercepts and the vertex
  4953. Becoming proficient in Symbolic Logic
  4954. Find Parametric Equation for Line Parallel to Two Planes
  4955. Help Finding Roots of Polynomial
  4956. |4+z| - |4-z| = 6, prove |4+z|^2 - |4-z|^2 >= 48
  4957. If you flip a coin 100 times how many times will it land on heads?
  4958. Help with conditional probability
  4959. help with problem
  4960. How to find function with given roots and point
  4961. Finding expectation and variance
  4962. Trigonometry Proving the statement is innocent
  4963. Long Division of cubic polynomial
  4964. Evaluate expression W/O Calculator
  4965. Prove that n^n (is less than or equal to) 1*3*5.....(2n-1).Where n is any natural no.
  4966. Help needed with a mathproblem! (first post so I don't know where to post it)
  4967. Even and odd function question
  4968. How to solve this inverse trigonometry question...
  4969. Linear Algebra: Using Gaussian elimination to find linear independence in vectors
  4970. SinX is defined for any angles [0,∞) ???
  4971. equivalence relation and equivalence class
  4972. (a+b)^2 using mulitplying in brackets
  4973. Conditional Probability and Urns in balls
  4974. HELP!!! I need help solving a set problem
  4975. Expand and Simplifying Algebraic Expressions
  4976. finding secant with calculator
  4977. Algebra word problem
  4978. [Algebra] "Workload" (rate) problems
  4979. what is value of determinent of adjoint of a matrix?
  4980. Difference in signs OF PHASES of -7cos(5x-3) and -cot(3x-4)?
  4981. Reduce complex exponential expression
  4982. Use the cosinus law to prove this formula
  4983. Multiplying and subtracting coordinates
  4984. Easy factoring problem.....I think
  4985. How to determine change in area of matrices tranformations.
  4986. Poisson Distribution of Accidents
  4987. Express x^2 - 10x in the form (x+p)^2 + q
  4988. Proving distributivity of Dot/Cross product
  4989. Ptolemy's Theorem and Cyclic Quadrilateral
  4990. solving equation with log
  4991. I dont get how these matrices are mulitiplied together
  4992. Use a graph to show the region defined by these 2 inequalities
  4993. Simplifying Equations with Polynomial denominators/numerators
  4994. Bionomial Expansions help :)
  4995. Algebraic Expression
  4996. Help with conic intersections
  4997. The point at which the tangent to a spatial curve contains a certain point
  4998. Unit Vector geometry
  4999. Baby Rudin continuity problem question
  5000. Help with proof (Roots of unity question)