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.
Threads
Combining Direct and Indirect Variations in Solving for Unknown Variables
- you878
- · Replies 2 ·
Finding z^2005 + 1/z^2005 where z^2 + z + 1 = 0
- zcserei
- · Replies 2 ·
1 more Linear Math Problem. (Find slope and y-intercept)
- nukeman
- · Replies 6 ·
Can ln(u)=u Be Solved for x Algebraically?
- danielatha4
- · Replies 1 ·
What Is the Correct Locus for the Equation z(overline{z}+2)=3?
- Grand
- · Replies 12 ·
Finding probabilities from given events with S = {1,2,3}
- sneaky666
- · Replies 3 ·
Evaluate the maxium of a trig function
- AdrianZ
- · Replies 9 ·
How to find a:b:c given that s-a:s-b:s-c = 1:2:3
- zorro
- · Replies 7 ·
Combination Probability hopefully an easy one
- clockwork9
- · Replies 1 ·
Evaluate the value of trigonometry
- harimakenji
- · Replies 9 ·
Find the first three terms a geometric sequence
- NotaPhysicist
- · Replies 8 ·
Binomially expand function of x/e
- coverband
- · Replies 1 ·
How Can Ivan Achieve a Total Score of 5 with Three Dice?
- jinx007
- · Replies 1 ·
Can Excel be Used to Solve Logarithmic Equations with Different Bases?
- harimakenji
- · Replies 11 ·
[Linear Algebra] Showing equality via determinant properties
- CentreShifter
- · Replies 1 ·
Find the altitude of the satellite
- pyrosilver
- · Replies 1 ·
Rearranging formulas to solve for a specific variable
- Eisely
- · Replies 9 ·
Finding x in a geometric progression, given the sum.
- NotaPhysicist
- · Replies 4 ·
Finding intercepts and integrals of trigonometric functions
- ScienceNewb
- · Replies 2 ·
What Are the Fundamentals of Evaluating and Graphing Circular Functions?
- ScienceNewb
- · Replies 3 ·
3-digit odd numbers from digits 1-7 with and without repetition
- jinx007
- · Replies 2 ·
Summation Question: Subtracting 1, 2^(k-1) & 1/2
- mohabitar
- · Replies 7 ·
Pre-calculus; linear inequalities
- priscilla98
- · Replies 1 ·
What Conditions Make These Vector Dot Product Equations True?
- TsAmE
- · Replies 5 ·
Finding angle C in triangle ABC with a=6, b=3, cos(A-B)=4/5
- zorro
- · Replies 4 ·
Trigonometric functions: express sin(x) in terms of tan(x)
- Mentallic
- · Replies 4 ·
Is Every Convergent Sequence of Real Numbers Bounded?
- swuster
- · Replies 4 ·
How do you simplify a logarithm expression with multiple terms?
- Shawn Garsed
- · Replies 3 ·
INconsistencies in a system of linear equations.
- nobahar
- · Replies 6 ·
Exponential - quadratic equation
- Tom83B
- · Replies 1 ·
Simple economics/business question
- imiyakawa
- · Replies 4 ·
Geometric series. Find the sum of the series. Powers.
- NotaPhysicist
- · Replies 2 ·
Finding where instantaneous rate equals average rate for f(x) = 4x² - x³ on [0,3]
- pyrosilver
- · Replies 3 ·
Object on an incline with friction
- jinx007
- · Replies 4 ·
Floor and ceiling functions in a summation step
- mohabitar
- · Replies 7 ·
2 equations, 3 unknowns - finding 2 ratios of unknowns
- uby
- · Replies 5 ·
Manipulating Exponents, Simple
- mohabitar
- · Replies 2 ·
System of transcendental equations?
- AerospaceEng
- · Replies 1 ·
Transformation of Quadratic equation
- the.thief777
- · Replies 12 ·
How Do You Solve an Affine Cipher with Given Mappings?
- Firestrider
- · Replies 1 ·
Working with exponential functions
- Razzles
- · Replies 1 ·
What Was the Rate of Return on the Picasso Painting Sold in 1995?
- Jim01
- · Replies 7 ·
What is the Range of y in (y+1)/(y-1)=sin2x/sin2a?
- zorro
- · Replies 5 ·
Statistics: How to find mean of bins
- Niles
- · Replies 6 ·
Vectors- scalar products - statements true/false
- imy786
- · Replies 3 ·
Finding the value of n in nlog(n)
- -A-
- · Replies 1 ·
How do you find the z score for a 95% confidence level?
- Sirsh
- · Replies 2 ·
What does |x| mean in the erf function?
- moonman239
- · Replies 1 ·
Premutations? or combinations?
- BananaNeil
- · Replies 5 ·
Pre Calc, how to you solve an equation if it says a≠0?
- tintin1234
- · Replies 1 ·
Solving Logarithm Ques: Multiplying 9356 by 0.396
- rajatgl16
- · Replies 6 ·
Differenciate twice or integrate twice?
- jinx007
- · Replies 3 ·
Finding the length of vectors in i, j, k form
- lanzjohn
- · Replies 2 ·
Possible values of p for a triangle with given angle A=45 and tanBtanC=p
- zorro
- · Replies 4 ·
Random variable probability problem
- thereddevils
- · Replies 4 ·
Graphing sin and cos functions
- jayare81
- · Replies 4 ·
Find the nth term formula and prove series P is arithmetic
- ings
- · Replies 14 ·
What Is the Smallest Value of k for Given Linear Equations?
- xdeanna
- · Replies 3 ·
Limits of functions with negative exponents
- alexk307
- · Replies 1 ·
Precalculus Algebraic Inequality
- bcheero
- · Replies 5 ·
Negating "For All" Statement: Proving False
- keemosabi
- · Replies 2 ·
SOlving y-intercept of a sin function
- t_n_p
- · Replies 8 ·
Finding the price that maximizes profit for 300 units per week
- atkinslm
- · Replies 5 ·
Solving Congruent Triangles Inscribed in a Circle
- thomas49th
- · Replies 6 ·
Solving for Initial Barrel Capacity: Wine Leaking Rate Problem"
- quantum_owl
- · Replies 5 ·
Minimum % of Registered Voters Needed to Sign Petition for City Ballot
- kazuchan
- · Replies 2 ·
Is it possible to solve a system of three equations with two unknowns?
- nobahar
- · Replies 6 ·
Prove abs(P(jx)) ≤ (n!)^p for polynomial P(X)
- penguin007
- · Replies 2 ·
Proof of x3+x2y+xy2+y3 = 0: x=y=0 or x=-y
- jgens
- · Replies 6 ·
Finding the CDF of Y when Y = X² and X has pdf f(x) = 2x
- thereddevils
- · Replies 6 ·
Finding a closed form for the series ∑nx^n
- noblerare
- · Replies 3 ·
Unknown coordinate given the distance
- hobomoe
- · Replies 3 ·
Proving (sin 2θ / sin θ) − (cos 2θ / cos θ) = sec θ
- striker7770
- · Replies 1 ·
Definite integration (area between curves)
- meanmachine
- · Replies 2 ·
Finding height h in a triangle with trig
- ooovooos
- · Replies 4 ·
Combinations - selecting 7 persons
- rajatgl16
- · Replies 7 ·
Minimum veritcal distance between two graphs.
- hobomoe
- · Replies 26 ·
Difference quotient for f(x) = 2x + 3x²
- ihatecats2014
- · Replies 8 ·
Difference quotient (i know this is right) but it is telling me otherwise
- ihatecats2014
- · Replies 1 ·
What if n is in the summation?
- mohabitar
- · Replies 6 ·
How can two vectors with three components define a plane?
- nobahar
- · Replies 2 ·
How Do You Construct a Triangle of Forces?
- riddle
- · Replies 5 ·
Factoring a Polynomial Equation: Olympiad Question
- The legend
- · Replies 6 ·
Solving Basic Algebra Question 1: x - (-6) = 12
- KevinMWHM
- · Replies 5 ·
Intersection of 2 vectors in 3D knowing the angle between the two
- calcioitalia0
- · Replies 1 ·
What is the Correct Formula for the Area of an Isosceles Triangle?
- bjnartowt
- · Replies 4 ·
Prove the trig identity with tan and cot terms
- Char. Limit
- · Replies 2 ·
How to Simplify a Summation with Unknown Last Term?
- mohabitar
- · Replies 5 ·
What is the relationship between the domain and range of a function?
- swatmedic05
- · Replies 5 ·
Solving parallel vectors, quicker method
- riddle
- · Replies 8 ·
Solving position vectors using given speed.
- riddle
- · Replies 7 ·
Solving position vectors involving velocities and time
- riddle
- · Replies 11 ·
Cos(nt) = 3sin(2nt) + cos(2nt)
- abramsay
- · Replies 3 ·
What is the Probability of Independent Events with Given Probabilities?
- DAKIK
- · Replies 8 ·
Finding closed form for sum of 1.7^k and 2k
- mohabitar
- · Replies 2 ·
How Do You Solve These Simultaneous Linear Equations for L and X?
- Loke
- · Replies 3 ·
Did I find all the factors of 4ab?
- MechSoup
- · Replies 4 ·
Finding OP using simultaneous equations in a vector geometry problem
- riddle
- · Replies 13 ·
Solving 1.732cos(x)-1.16=sin(x) for x
- saii
- · Replies 2 ·
Can You Prove Gy^3+(y-G)^3 Equals Zero Given x^2+x+G=0?
- thereddevils
- · Replies 2 ·