Free pre-calculus mathematics homework help from qualified mentors. Math courses prior to calculus homework. Please use the template when requesting help and show your work.
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Find the number of points at which the diagonals intersect
- vaishakh
- · Replies 3 ·
How Do You Calculate the Distance Between Two Vectors?
- cscott
- · Replies 3 ·
Find Norm of Vector Subtraction w/o Using Formula
- cscott
- · Replies 4 ·
Solving the Equation 3x^2+8xy-3y^2=1 - What's Next?
- BlackJack
- · Replies 1 ·
Probability of 2+ Birthdays Matching in a Class of 25
- six789
- · Replies 3 ·
What is the probability of being dealt four aces in a five-card poker hand?
- six789
- · Replies 6 ·
Find Inverse Function of y=xSqrt(-2x): Solution Here
- Stun
- · Replies 2 ·
Simultaneous Eqns with exponents
- cvr
- · Replies 3 ·
Finding annual effective rate of interest with semiannual loan payments
- playboy
- · Replies 3 ·
Solving Trigonometry Problems Without a Calculator
- dnt
- · Replies 16 ·
Limitations of Cramer's Rule in Solving Systems of Equations
- hanhao
- · Replies 5 ·
Proving x in Sin(pi*cosx) = Cos(pi*sinx)
- vaishakh
- · Replies 4 ·
Time dilation factor confusion
- cd27
- · Replies 6 ·
Slope of Perpendicular Line to x - 3y = 9
- AngelShare
- · Replies 3 ·
Proving Decreasing Terms in an Alternating Series
- Benny
- · Replies 3 ·
Dividing a 5-Square Cross into 4 Equal Squares
- vaishakh
- · Replies 5 ·
Find locus of midpoint in circle intersections
- vaishakh
- · Replies 2 ·
Find Area of Rhombhus In Triangle ABC
- vaishakh
- · Replies 2 ·
How Do You Solve for the Hypotenuse Using SOH CAH TOA?
- PreciousJade
- · Replies 5 ·
How Does Base e Apply to Different Rates of Exponential Growth?
- Atomos
- · Replies 2 ·
Prove the sine rule for a triangle
- Sofia_S
- · Replies 4 ·
Locus of Midpoint of PAQ in Triangle Geometry
- vaishakh
- · Replies 3 ·
Find angles in triangle ABC where AB = AC and AD = DB = BC
- Natasha1
- · Replies 1 ·
Solving 4√(x-2) + 8 = 3√(x+6) - 5 for x
- DB
- · Replies 1 ·
How Does the Quotient Property Relate to tan 0?
- bryce postle
- · Replies 3 ·
Calculating Uncertainty for Radioactive Isotope Measurements
- dimensionless
- · Replies 1 ·
Solving a Probability Problem with 4 Types of Objects: A, B, C, D
- Jibobo
- · Replies 8 ·
Mixed questions [Functions and Sequenzes & Series]
- Calavera
- · Replies 4 ·
Using the identities to find the vales of each expression
- gator
- · Replies 5 ·
Logarithmic Function with Vertical Asymtote at X=-6, Y Intercept=5
- merikukri
- · Replies 6 ·
Permutations of the number of players on a baseball team
- six789
- · Replies 18 ·
How can I determine if two log functions are equivalent?
- merikukri
- · Replies 2 ·
Find an algebraic function with domain [-6, 5) and range (-∞, 5]
- merikukri
- · Replies 1 ·
Solving a heat balance equation for T using the quadratic formula
- asdf1
- · Replies 2 ·
Which rational numbers between 0 and 1 have finite decimal expansions?
- Natasha1
- · Replies 14 ·
Probability of sharing a birthday
- locke
- · Replies 1 ·
For C(n, m), what values of n and m make C the largest?
- asdf1
- · Replies 2 ·
Why are there 13×48 hands with four of a kind?
- Cyrus
- · Replies 6 ·
How do I find the area below a curved graph?
- interXdragon
- · Replies 1 ·
Solve the expression for n Є N
- six789
- · Replies 12 ·
Solving 0 = -v.cos(2x) + sin(x).sqrt(v^2.[sin(x)]^2 + 2ah)
- villiami
- · Replies 5 ·
Can You Mathematically Transform Sin(x) to Y=X?
- Tido611
- · Replies 3 ·
2 Questions: Odds and Probability
- mwang
- · Replies 1 ·
Proving Vector Equality without Dot Product - A Simple Method
- square_imp
- · Replies 2 ·
Counting numbers greater than 300000 from digits 1,1,1,2,2,3
- six789
- · Replies 11 ·
Solve Vector Equation 2x-(xdoti)i for x
- square_imp
- · Replies 5 ·
Finding the inverse of 32 (mod 15) using the Chinese remainder theorem
- Benny
- · Replies 2 ·
How many ways can a four digit number be formed with different restrictions?
- six789
- · Replies 33 ·
Understanding Factorial Equations: Exam Prep for Tomorrow's Test
- Erzeon
- · Replies 13 ·
How do I simplify the expression A - 4C + D when given polar vectors?
- DB
- · Replies 14 ·
Finding f(3) for a quadratic function with three known points
- HappMatt
- · Replies 5 ·
Proving SA > (5)^(0.5) for ABCD Tetrahedron w/ Inscribed Sphere
- klawesyn28
- · Replies 10 ·
Simplify the differential quotient for f(x) = 5x²
- Izekid
- · Replies 2 ·
How do I multiply a vector by a scalar like 4?
- DB
- · Replies 10 ·
Is rise over run the way you find slope?
- Anika87
- · Replies 2 ·
Proving the sum formula 1+2+...+n using recurrence relations
- S&S
- · Replies 3 ·
Simplifying/Re-arranging Troubles
- caddyguy109
- · Replies 6 ·
Proving the Pythagorean Theorem for Inner Product Spaces
- playboy
- · Replies 10 ·
Induction on an inequality involving sequences
- Benny
- · Replies 2 ·
What is the equation of a line passing through (5,4) and (5,-6)?
- AngelShare
- · Replies 5 ·
Linear regression and varience.
- matthyaouw
- · Replies 1 ·
Finding Exact Value of Trig Function with Half-Angle Formula
- Chop235
- · Replies 2 ·
Solve Tangent's Equation for y=6x-x^2 at (4,8)
- Izekid
- · Replies 6 ·
(1+x)^2/x^6 doesn't simplify?
- Pengwuino
- · Replies 4 ·
Something I should really know by now
- joex444
- · Replies 4 ·
Using Partial Fractions to Simplify Summations
- Natasha1
- · Replies 4 ·
Bored in math class again, so I made this
- Blahness
- · Replies 15 ·
Is it possible to work out the centre of an ellipse?
- Focus
- · Replies 4 ·
Proving (-1 + i)7 = -8(1 + i) Using Polar Form: Complex Number Question
- Reshma
- · Replies 3 ·
Argument of Complex Number: Begin at (-3,2) - 135 Degrees
- Solidmozza
- · Replies 1 ·
N & P of Binomial Distribution with Mean 12 & SD 2.683
- jimmie 88
- · Replies 1 ·
Why are both inscribed angles equal when they subtend the same arc?
- blimkie
- · Replies 4 ·
Solving a System of Equations Without a Calculator
- dragon513
- · Replies 4 ·
Using the identities to find the values of each expression
- gator
- · Replies 3 ·
How do i get to solve this integral,i have no idea whatsoever so no
- latyph
- · Replies 1 ·
Permutations are these not correct?
- rocketboy
- · Replies 6 ·
Proving Identities and Double angles problems
- sens_freak_18
- · Replies 1 ·
Linear programming constraints for running and cycling exercise
- might hire
- · Replies 2 ·
Solving the 2\csc x + 3\sec x = -\sec x \tan x Equation
- cscott
- · Replies 6 ·
Maclaurin Series for ln(1+e^x) and \frac{x}{(e^x-1)}
- Bucky
- · Replies 6 ·
Symmetric difference of even integers and multiples of 3
- Natasha1
- · Replies 5 ·
Solve Basics & Brainlock (100) (.2)x(.8) 100-x
- jimmie 88
- · Replies 1 ·
N & P in Binomial Distribution with Mean 12 & SD 2.683
- jimmie 88
- · Replies 2 ·
Formulating Curves: Techniques for Nonlinear Data Fitting
- S&S
- · Replies 4 ·
What Is the Probability of Drawing a 2, 3, or 4 as the 13th Card?
- jackbauer
- · Replies 1 ·
Prove G is injective iff f is surjective
- S&S
- · Replies 2 ·
How to set up probability of numeric recurrence in lottery
- ArfDogXYZ
- · Replies 1 ·
Distance to Gateway Arch and height of isosceles triangle tree
- lorelyi328
- · Replies 2 ·
Applied Maths Mechanics (AS M1)
- Ancient
- · Replies 2 ·
Internal Energy: gas inside piston
- cokeaddict
- · Replies 1 ·
Just a quick one (Sets and Relations)
- Natasha1
- · Replies 1 ·
Is the Algebraic Manipulation of Set Theory Expressions Accurate?
- Natasha1
- · Replies 1 ·
How to calculate the odds of winning Lotto 6/49
- whatdofisheat
- · Replies 4 ·
Solving z^2 + az+ (1+i)=0: Finding a Complex Solution
- UnD
- · Replies 1 ·
Finding Tan without a calculator
- lorelyi328
- · Replies 9 ·
When does (A∪B)∩C = A∪(B∩C) hold?
- Natasha1
- · Replies 5 ·
Proving p is an equivalence relation on AxB
- Natasha1
- · Replies 2 ·
Product of 11 numbers greater than 1 implies product of all 100 greater than 1
- symplectic_manifold
- · Replies 4 ·
Equivalence classes and operations on ordered pairs representing integers
- Natasha1
- · Replies 3 ·
Trig equations losing solutions
- GregA
- · Replies 2 ·