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
Fun Game Theory, Guessing a Number With a Twist
- Canada_Whiz
- · Replies 4 ·
How Many Odd 4-Digit Numbers with a 4 Can Be Formed from Digits 0-7?
- kerrwilk
- · Replies 1 ·
Find the gradient of x² + xy + y² = 3 at (−1, k)
- don1231915
- · Replies 3 ·
How many ways to rearrange distinct objects (factorial)
- zeion
- · Replies 6 ·
Finding Roots of Complex Polynomials
- jf623
- · Replies 9 ·
How Can I Solve This Division Problem?
- Miike012
- · Replies 6 ·
Can Matrices AB, BA, CD, and DC be Evaluated?
- Buster617
- · Replies 3 ·
Why do a and b determine the axes lengths in an ellipse equation?
- kripkrip420
- · Replies 3 ·
What do the letters mean in a factoring proof?
- Miike012
- · Replies 5 ·
How can the Rational Roots Theorem help with factoring?
- Miike012
- · Replies 4 ·
Probability that a battery is faulty from two shops
- matt222
- · Replies 3 ·
Why is n the number of possible ways to arrange n distinct items?
- zeion
- · Replies 3 ·
Factoring polynomial expressions
- Miike012
- · Replies 10 ·
Solving for a + d in Algebraic Equations
- Miike012
- · Replies 9 ·
If 30 percent scored higher than you, what percentile are you at?
- UNknown 2010
- · Replies 2 ·
Problem Regarding Inverse Tangents
- studiousStud
- · Replies 4 ·
Five persons in a group of 20 are grauduate
- TomJerry
- · Replies 2 ·
Two circles with radii a and b tangent to rays, prove cos(θ) formula
- armolinasf
- · Replies 4 ·
Simplifying Boolean Expression with Boolean Algebra
- ece1111
- · Replies 2 ·
Which values of N make the system have a solution with x > 0 and y < 0
- aldrinkleys
- · Replies 1 ·
Solve Ratio of x:y:z for y/(x-z)=(y+x)/z=x/y
- Miike012
- · Replies 6 ·
Help to prove that an interval will lead to positive functions?
- mathkillsalot
- · Replies 10 ·
Finding the area using Pythagoras
- Tonia96TT
- · Replies 15 ·
Finding Integers for a Fractional Equation
- harry654
- · Replies 7 ·
Geometric Progression nth Term: Formula and Working Example
- ghostbuster25
- · Replies 2 ·
What is the Equivalence of Biconditional Connectives?
- Herricane
- · Replies 3 ·
Is the solution for this GMAT data sufficiency question correct?
- Xori
- · Replies 2 ·
What does ∆ mean in this case?
- Herricane
- · Replies 2 ·
Solving the "n" Challenge - Find the Smallest Integer
- The legend
- · Replies 6 ·
Numerical value of complex number
- tomwilliam
- · Replies 7 ·
Problem in Gama function;can you answer soon.
- quantum220
- · Replies 2 ·
Geometric Distribution Question
- James...
- · Replies 2 ·
Finding the nth term of a sequence with u1=2 and Un+1=un+4
- ghostbuster25
- · Replies 3 ·
Proving the Equality of Ratios: A Mathematical Analysis
- Miike012
- · Replies 1 ·
Jet speed problem with distance, time difference
- supernova1203
- · Replies 9 ·
Does this solution make sense?
- supernova1203
- · Replies 1 ·
Why set equal ratios to a single variable k in a proof
- Miike012
- · Replies 14 ·
What is the name of this theorem.
- Miike012
- · Replies 1 ·
Finding two numbers in ratio 7:12 with difference 275
- Miike012
- · Replies 22 ·
Proving the Centeredness of Fractions using the Min Function
- Miike012
- · Replies 8 ·
Proving equality of expressions with cyclic terms in numerator and denominator
- Miike012
- · Replies 17 ·
How Do You Derive the Second DeMorgan's Law Using the First and Double Negation?
- Herricane
- · Replies 2 ·
Corey's salary in year 6 and total earnings over 6 years
- priscilla89
- · Replies 1 ·
Simplifying/Proving a Trigonometric Question
- BlackHole213
- · Replies 3 ·
Finding x and t10 in an arithmetic sequence with terms (2 - x), (-6 + 2x), (x + 2)
- priscilla89
- · Replies 2 ·
Calculating COV(A,B) for a Coin Throw Experiment
- proaction
- · Replies 1 ·
Proving (a³b + 2c²e - 3ae²f)/(b⁴ + 2d²f - 3bf³) = ace/bdf when a/b = c/d = e/f
- Miike012
- · Replies 5 ·
Euclid's Proof for Prime Numbers
- kripkrip420
- · Replies 10 ·
Prove equation with equal ratios x/a = y/b = z/c
- Miike012
- · Replies 12 ·
The Range of a Function in Set Y
- kripkrip420
- · Replies 2 ·
Fluid draining from cone at 6 inches deep
- Miike012
- · Replies 7 ·
Proof That 1979 Divides p in Math Series
- oszust001
- · Replies 2 ·
Rearranging an expression in sqrt argument
- tomwilliam
- · Replies 4 ·
Is the Real Number Line Really Infinitely Dense?
- MathAmateur
- · Replies 4 ·
Does f(x) = kx^2 - (6k-5)x + 8k + 7 pass through (a,b) and (c,d)?
- gerimis
- · Replies 15 ·
Rearranging Young's modulus equation to solve for force
- tommowg
- · Replies 4 ·
What is the Solution to the Equation 2x = x^2?
- I Like Pi
- · Replies 11 ·
Factorizing an Algebraic Function
- lifeiseasy
- · Replies 2 ·
Polar Coordinate Symmetry with Double Angles
- PuddySporty
- · Replies 4 ·
What is the solution to cos[arcsin (-4/5) + arccos (12/13)]?
- dkotschessaa
- · Replies 2 ·
Remainder theorem only works with quadratics divided by linear?
- zeion
- · Replies 13 ·
Difference of functions thinking problem
- I Like Pi
- · Replies 5 ·
Solve matrix equation without the inverses.
- rapuy
- · Replies 3 ·
Does Point M Lie on Line BC in This Triangle Bisector Problem?
- The legend
- · Replies 18 ·
Solving for invariant points on trig transformations
- zeion
- · Replies 7 ·
Can this equation be solved using integer numbers?
- oszust001
- · Replies 3 ·
Percentages and fractions - turning them upside down?
- Spaceghost1
- · Replies 4 ·
Probability functions in a unit circle
- atrus_ovis
- · Replies 3 ·
Proving the Fibonacci Numbers Using Induction
- rooski
- · Replies 2 ·
Solving Inequalities: h(t) > 25
- zeion
- · Replies 3 ·
Are trig functions polynomial fuctions?
- zeion
- · Replies 6 ·
Calculating Population Growth Rate Using Log Equations
- TN17
- · Replies 6 ·
Are These Predicate Logic Equivalences Valid?
- rooski
- · Replies 3 ·
Set Theory - Proving Contrapositive
- rooski
- · Replies 6 ·
Find the equation of the tangent to the curve (sinusoidal function)
- Saterial
- · Replies 2 ·
Solving Equation: (1/x)^x - x = 0
- EL ALEM
- · Replies 9 ·
Does the Function Have an Inverse? A Theorem for Proving Inverse Functions
- iloveannaw
- · Replies 4 ·
Limit of function with rational
- iloveannaw
- · Replies 5 ·
What is the Probability Each Player Receives One Black Card in a Card Game?
- being_doug
- · Replies 1 ·
Verifying this Trigonometric Identity
- Ivan92
- · Replies 2 ·
Probability of a page being free from printing errors
- shakgoku
- · Replies 5 ·
How to Solve Quadratic Diophantine Equations in Natural Numbers?
- oszust001
- · Replies 5 ·
Equation of Plane Perpendicular to Given Line l Through Point (-1, -4, 3)
- lennes
- · Replies 6 ·
How Many Paths Can an Ant Take on a Cube with a Black Hole?
- Canada_Whiz
- · Replies 6 ·
How to compute 95937 mod 2537
- Raza
- · Replies 7 ·
Quadratic equation to find the roots of cos theta
- Gyro
- · Replies 12 ·
Equation for an S-curve between two points
- Physiks111
- · Replies 2 ·
Instead, you should have divided by 3:R2=R2/3-R1/3
- Airbus
- · Replies 1 ·
What Is the Solution to This Logarithmic Problem?
- MajikWaffle
- · Replies 6 ·
Why Do These Log Equations Have No Solutions?
- TN17
- · Replies 2 ·
How do you solve log equations?
- TN17
- · Replies 2 ·
Triangle Geometry: Prove AO/AD+BO/BE+CO/CF=2
- thereddevils
- · Replies 2 ·
What Is the Potential Difference Across the CRT?
- dougouk
- · Replies 3 ·
Creating an exponential equation
- TN17
- · Replies 2 ·
Is (h\circ g)\circ f = h\circ (g\circ f)?
- DaDramaQueen
- · Replies 1 ·
Solving log₈₁x + logₓ3 = 2
- valon92
- · Replies 10 ·
Functions-Domains,Ranges and Subsets.
- Demoniac
- · Replies 1 ·
Probability of drawing 2 marbles
- aaaeee123
- · Replies 2 ·
How do I solve this quadratic square?
- fdajkffk
- · Replies 2 ·