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
What's the Trick to Proving tan3A=3tanA-tan^3 A/ 1-3tan^2 A?
- rhule009
- · Replies 3 ·
Could someone please prove this identity
- rhule009
- · Replies 2 ·
Can Two Discontinuous Functions Sum to a Continuous Function?
- phrances
- · Replies 3 ·
What is the formula for finding the slope of a line?
- Dgolverk
- · Replies 3 ·
Difficulty proving another identity
- rhule009
- · Replies 1 ·
How Does the Function f(1/x) Simplify to the Book's Answer?
- CarlosRamos
- · Replies 1 ·
Find Closest Approach Time in Equation of Path
- Reshma
- · Replies 4 ·
Solve Quadratic Equation Given Roots & Point
- HELP_ME123
- · Replies 4 ·
Need Help Solving 2r^2 +2r+1= 0?
- Punchlinegirl
- · Replies 3 ·
Find Inverse of y=(x)^(1/3) & y=3(2)^x
- thomasrules
- · Replies 5 ·
Solving Exponential Growth Equation without Logarithms
- thomasrules
- · Replies 7 ·
How Do You Simplify and Classify the Polynomial 4x^2(–2x^2 + 5x^3)?
- jellerboo
- · Replies 6 ·
Polynomial Functions w/ zeros.
- AznBoi
- · Replies 1 ·
Find Challenging Enigma Questions and Sites - Ask Erloooo!
- bkvitha
- · Replies 6 ·
Solve 6th Grade Enigma with Integers 8, 4, 2, 1 in Order
- Steve10
- · Replies 6 ·
Algebraically Solving Trig Functions for T: Tips and Tricks
- gjb19
- · Replies 1 ·
Overcoming Roadblocks in Trigonometric Identity Proofs
- Checkfate
- · Replies 3 ·
Formulas for interest Interest
- cracker
- · Replies 3 ·
What is the Solution for x When \( (4+3x)(6+3x) = 24 \)?
- feod2003
- · Replies 5 ·
Help a Struggling Maths Student Solve a Quadratic Equation
- Erectable
- · Replies 2 ·
Y as a Function of X: Deciding the Equation
- AznBoi
- · Replies 3 ·
Finding equations w/ two given points:
- AznBoi
- · Replies 4 ·
Estimating Bacterial Growth and Doubling Period: 4080 Bacteria in 5 Minutes
- thomasrules
- · Replies 4 ·
Need Help with Simplifying Expressions on Your Graphing Calculator?
- physicsgal
- · Replies 6 ·
What is the Quadratic Equation for Calculating a Football's Trajectory?
- physicsgal
- · Replies 14 ·
Solve the 6 Litre Car Radiator Word Problem | 10% Antifreeze Solution
- DethRose
- · Replies 4 ·
Calculate Doubling Period of Bacteria Population
- thomasrules
- · Replies 12 ·
Mistake on other thread, Here is the problem:
- AznBoi
- · Replies 2 ·
Writing down the step function
- Odyssey
- · Replies 2 ·
F(g(x)) problem, about the domain.
- AznBoi
- · Replies 1 ·
Solving for X: xlog3(2)=(x+1)log4
- thomasrules
- · Replies 17 ·
Complex Numbers: Unraveling the Mystery
- Hootenanny
- · Replies 3 ·
Encountered a WEIRD vertex-form equation
- AznBoi
- · Replies 4 ·
Solve 2^x=x^2+7 | Find x Without Differentiation
- Harmony
- · Replies 2 ·
How Can You Solve the Equation e^x = 5-2x?
- busted
- · Replies 3 ·
Solving the Inequality Problem: Finding the Solution Set for x/(2-x)<4 | Skook"
- skook
- · Replies 3 ·
Quadratic Equations and Completing the Square
- Black_Mamba
- · Replies 4 ·
Proofs of Logarithms: Proving Equality of a and b
- thomasrules
- · Replies 13 ·
Logarithmic Equations: Solving for log2^5 and loga^20 in terms of x and y
- busted
- · Replies 7 ·
Calculating Population Growth: 1 & 5 Yrs Ago
- busted
- · Replies 5 ·
Explaining the Inverse of f(x)=sq.rt.(x+1) and f(x)=sq.rt.(x+10)
- AznBoi
- · Replies 8 ·
Prove AC^2 = 4 * sqrt(3) / 3 for Equilateral Triangle ABC
- math_phys_bio
- · Replies 4 ·
How do I rationalize the numerator in this expression?
- msimard8
- · Replies 4 ·
Probability chance of rolling a nine question
- amberglo
- · Replies 6 ·
Having trouble getting this trigonometry problem started
- Checkfate
- · Replies 5 ·
Solve Logarithm Problem: log2 2x -log3 (3x-1) = 2, Find X
- helmi
- · Replies 3 ·
Brushing up on functions and calculus
- DaveC426913
- · Replies 17 ·
Understanding Rational Exponents with Negative Bases
- bloodasp
- · Replies 5 ·
Solve Trig Question: 14sin^2y-13=0 for y where 0<y<360
- Checkfate
- · Replies 1 ·
How to Correct Angle Measurement Errors in Geometry Problems
- Ebene
- · Replies 4 ·
Solving for b_1: Help Needed with 2A=h(b_{1}+b_{2})?
- GLprincess02
- · Replies 6 ·
Can a Matrix with Identical Columns be Invertible?
- Chadlee88
- · Replies 6 ·
Finding the Set of Permutatable Matrices with Algebra
- esmeco
- · Replies 2 ·
Calculating Wheat Field Yield Variance: A Quick Statistics Problem
- taffyleg
- · Replies 1 ·
Graphing Derivatives & Functions on Interval [-2,2] with Given f(-1)=-3/2
- Lprchn
- · Replies 3 ·
How to solve Asin(x) + Bcos(x) + Ctan(x) = 0
- sarcaine
- · Replies 15 ·
Solve Math Word Problem: Bickford & Shawn Speed & Times
- bushman91
- · Replies 4 ·
What is the optimal ticket price for a movie theater to maximize revenue?
- physicsgal
- · Replies 12 ·
Relationship between sine and tangent
- x.xmedzx.x
- · Replies 12 ·
How can a logical approach help prove Boolean algebra properties?
- seang
- · Replies 1 ·
Solving for n in \theta = \frac{360}{n}: Step-by-Step Math Problem Help
- GLprincess02
- · Replies 9 ·
Solve Quadratic Function with Factor Theorem
- Rowah
- · Replies 4 ·
Solve Word Problem: 2006 Taxes Based on 33% Bracket
- kuahji
- · Replies 3 ·
Factoring with the quadratic formula
- Checkfate
- · Replies 2 ·
Proving a Limit Using Delta-Epsilon Definition
- bluevires
- · Replies 5 ·
Optimal Packing of Inscribed Circles on a Circle
- fisico
- · Replies 3 ·
Solving for Theta: Understanding the Last Step
- Checkfate
- · Replies 4 ·
Factor Theorem: Solving a^5-32
- Rowah
- · Replies 3 ·
How Do You Prove That a Divides a Linear Combination in Induction?
- salubadsha
- · Replies 5 ·
Yet another proof function continuity related
- bluevires
- · Replies 1 ·
Exact Value of sec(5pi/6) | Simple Trig Problem Solution
- seanistic
- · Replies 3 ·
A log question (probably easy)
- meee
- · Replies 3 ·
Real Roots of x^5 + x + c Equation: [-1,1]
- lkh1986
- · Replies 2 ·
Divide x^3-4x+1 by x-5: Is it Right?
- Sashman15
- · Replies 5 ·
How do you read this decimal number?
- wScott
- · Replies 1 ·
Trig Solve for Solution Within Interval
- catenn
- · Replies 6 ·
Trigonometric Identity for 1/2csc(THETA)sec(THETA)
- catenn
- · Replies 2 ·
Need help solving a trigonomic equation
- unicycle6869
- · Replies 4 ·
Stuck on Algebra 1 Equation: Help Solve for x!
- GLprincess02
- · Replies 3 ·
Right angle triangles area of overlap calculation.
- SonyAD
- · Replies 1 ·
How Is the Revenue Function R(x) = 500x(30-x) Derived for the Cable Firm?
- Bitter
- · Replies 4 ·
Solve Coordinate Geometry Problem: Find Line Equation
- Reshma
- · Replies 1 ·
Struggling with Polynomial Functions: Can Complex Zeros Confuse You?
- Sashman15
- · Replies 2 ·
What Should I Study to Understand Probabilities in Poker?
- pavadrin
- · Replies 3 ·
Using linear Systems to Solve Problems
- msimard8
- · Replies 5 ·
Solve V for h: Rewrite Formula V=1/3πr^2h
- GLprincess02
- · Replies 4 ·
Easy Calculation: How to Solve sqrt(x)*sqrt(4-x^2)=sqrt*(4x-x ^3)
- nothing123
- · Replies 1 ·
How do I find the real part of a complex number with a square root inside?
- sjmacewan
- · Replies 6 ·
What are the steps to solve an equation with logarithms on both sides?
- kalistella
- · Replies 1 ·
How do I plot the graph of f(x) = 4/(x+3)?
- jcheema
- · Replies 2 ·
Determine the probability the trains meet at the station
- hamumej
- · Replies 4 ·
3D vector collsions- do u terat them differently?
- ku1005
- · Replies 3 ·
How Do You Solve a Recursive Sequence Problem with Given Initial Conditions?
- kalistella
- · Replies 4 ·
Linear Transformation/Injective/Surjective
- embury
- · Replies 4 ·
Proove Vector Line Eqn is tangent to a sphere?
- ku1005
- · Replies 4 ·
How to Create an Equation for Handling Charges Based on Computer Cost
- stufine
- · Replies 3 ·
SUM1 tell me wat i am doing WRONG
- ku1005
- · Replies 4 ·
Is there an easier way to factor these polynomials?
- Byrgg
- · Replies 10 ·
Cylinder problem:restriction on the height if the radious
- Aoiro
- · Replies 4 ·
Problem involving polynomial equations
- Byrgg
- · Replies 1 ·