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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Why does my method for calculating this value from...?
- Rijad Hadzic
- · Replies 5 ·
Find the expectation from probability
- jaus tail
- · Replies 19 ·
Could someone please tell me what this notation means?
- vr0nvr0n
- · Replies 3 ·
Mixed random variable distribution question
- King_Silver
- · Replies 7 ·
How to Calculate Work from F vs x Graph?
- MLash
- · Replies 2 ·
How Is Queueing Theory Applied in a Busy Store's Christmas Sale?
- Erenjaeger
- · Replies 6 ·
How Does the Poisson Distribution Calculate Tornado Probabilities in Georgia?
- King_Silver
- · Replies 7 ·
Mapping Circle to Ellipse with Dilation?
- Stefk
- · Replies 2 ·
Proof of (x^n - 1) / (x - 1) = x^n-1 + x^n-2 + .... + x + 1
- Stefk
- · Replies 10 ·
Finding distance of "P" from a plane OQR using vector
- LeitHunt
- · Replies 4 ·
Modulus of a complex number with hyperbolic functions
- roam
- · Replies 2 ·
What Is the Probability Distribution Function After Four Steps in a Random Walk?
- showzen
- · Replies 10 ·
Simple Interest: Number of Years
- zak100
- · Replies 2 ·
Compound Interest Homework: Amy vs Bob
- zak100
- · Replies 8 ·
Simple Interest help -- investment in his savings account matured to $4,106.32
- lil.l3b91
- · Replies 2 ·
Simple Interest Calculator for a 5% Rate - Help with Homework Statement
- lil.l3b91
- · Replies 7 ·
Calculating Simple Interest Rate on a $2,000 Savings Account
- lil.l3b91
- · Replies 1 ·
Solve equation |f^-1(x)|= 1+f^-1(x)
- bunmohg
- · Replies 2 ·
Prove that the equation is satisfied at least once
- giokrutoi
- · Replies 1 ·
How Do You Calculate the Length of TP in a Common Tangents Problem?
- guan721
- · Replies 4 ·
BIDMAS Evaluating Expression Without Calculator
- Svetlana_Vein
- · Replies 3 ·
Probability that two measurements have the same true value
- Daniel Sellers
- · Replies 5 ·
Proofing Bounds of Natural Numbers Set in Math: Is it Clear?
- fishturtle1
- · Replies 1 ·
Can a set include negative infinity and be bounded below
- fishturtle1
- · Replies 7 ·
Looking for Intuitive Reasoning Behind Rational Exponents
- DS2C
- · Replies 13 ·
Adding "annihilating terms" to factor
- DS2C
- · Replies 12 ·
Perfect Stategy -- Placing picked numbers on two rows of a game
- JimBob81345
- · Replies 6 ·
Adjusted present value, finance, economics
- monsmatglad
- · Replies 8 ·
Same method not working in 2 age problems
- zak100
- · Replies 5 ·
Proof of Bounded Set without Max or Min: (0,2) in (0,2)
- fishturtle1
- · Replies 5 ·
Calculating Midpoint of Vector AB | Precalc Homework Solution
- Mathematicsss
- · Replies 25 ·
Finding Solution to cos(x*L)=x
- wesimpson
- · Replies 4 ·
How Can You Simplify the Calculation of a Complex Number Raised to a Power?
- TheColector
- · Replies 8 ·
Understanding Limits with Two Path Tests
- yecko
- · Replies 11 ·
Intro statistics question: probability of intersection
- Eats Dirt
- · Replies 9 ·
Simple demonstration with real, rational and integers
- Bestfrog
- · Replies 4 ·
Venn Diagram Homework: Understanding the Basics for 3rd Graders
- revv
- · Replies 7 ·
Does the Pythagorean Identity Hold for sin^2(3x) + cos^2(3x)?
- AMan24
- · Replies 4 ·
Proving Equivalence Relation of Complex Numbers Using Roots and Factoring
- fishturtle1
- · Replies 5 ·
Probability (Permutation Combination)
- Sai Alonzo
- · Replies 20 ·
Is 18 a Polynomial? Understanding Polynomials and Degrees
- Hawksteinman
- · Replies 6 ·
Finding an equation for a plane containing 3 points
- yecko
- · Replies 5 ·
Find Y when AxY=B, BxY=C, and B is unknown
- 1plus1is10
- · Replies 9 ·
How to calculate the erfc of a number
- vysero
- · Replies 2 ·
Determining the distance difference of towers of a bridge
- Xarzu
- · Replies 4 ·
Algebra Question Solved | Quick and Easy Solution
- tycoga8118
- · Replies 1 ·
Algrebra equations -- What is the value of B + O + A + T?
- Natasha1
- · Replies 6 ·
How to prove this trigonometry equation?
- Helly123
- · Replies 8 ·
Simple Law of Cosines Question
- Xarzu
- · Replies 2 ·
Solving Irrational Equations: How to Discard Solutions
- Alex126
- · Replies 2 ·
Equation for the amplitude of a line sweeping across a triangle
- nordmoon
- · Replies 6 ·
How convert a point on an X and Y grid to a angle degree?
- Xarzu
- · Replies 4 ·
Factoring Involving the Difference of Two Squares
- DS2C
- · Replies 6 ·
Is it possible for [A:B1] to have a unique solotion...?
- Rijad Hadzic
- · Replies 20 ·
How Many Students Like Either Reading or Jogging?
- tzx9633
- · Replies 7 ·
For a round-robin of n teams find the number of different outcomes
- Potatochip911
- · Replies 21 ·
Simplifying transfer function block diagram
- Scott77
- · Replies 4 ·
Analyzing a Quantified Statement: True or False?
- fishturtle1
- · Replies 2 ·
Kinematics question -- Adding and subtracting vectors
- chardy87
- · Replies 6 ·
Solve Bayes' Rule Question: Probability of Rain Tomorrow
- zzmanzz
- · Replies 9 ·
Minimal value to be determined
- senmeis
- · Replies 9 ·
Bessel function transformation and also cos variation
- baby_1
- · Replies 1 ·
Constructing a Torus: Logical Justification
- Wendel
- · Replies 1 ·
Chebyshev polynomial approximation
- says
- · Replies 3 ·
Upper & Lower Bounds Real Zeros-Polynomial Division, Proofs?
- Saturnine Zero
- · Replies 4 ·
Simplifying Complex Fractions, final step
- DS2C
- · Replies 9 ·
How Can I Solve This Equation to Find the Correct Expression?
- roam
- · Replies 7 ·
Proof of No Solution for x^2 - 3xy + 2y^2 = 10 Conjecture | Polynomial Homework
- fishturtle1
- · Replies 7 ·
Solving Matrices Questions: Trace of a Matrix [tr(A)]
- Tanishq Nandan
- · Replies 18 ·
Absolute value notation removal
- kalpalned
- · Replies 3 ·
General form of an equation with undefined slope
- Orson
- · Replies 24 ·
Matrix Multiplication Homework: Equations and Solutions"
- Tanishq Nandan
- · Replies 3 ·
Understanding the Trigonometry of an Inclined Plane
- bdolle
- · Replies 2 ·
Angle between a Point on a Ellipse and its Center
- ecastro
- · Replies 11 ·
What is the Monthly Payment on a Car Loan with 6% Interest?
- rmiller70015
- · Replies 2 ·
Fractional equations w/ binomial denominators
- DS2C
- · Replies 4 ·
How Should the Company Allocate Machine Hours to Minimize Costs?
- fishturtle1
- · Replies 14 ·
Why Does My Quadratic Equation Look Incorrect?
- SunnyBoy123
- · Replies 5 ·
Solving Vector Spaces Tasks: Basis and Linear Transformations
- peroAlex
- · Replies 7 ·
This is a logic problem about tennis.
- Terrell
- · Replies 37 ·
Geometry: Finding a Side Length in Triangle Using Centroid
- The Head
- · Replies 2 ·
Einstein summation convention and rewriting as a matrix
- peterspencers
- · Replies 16 ·
Is Sin(x) Always Less Than x?
- Karol
- · Replies 19 ·
Number of Marbles to be Removed?
- zak100
- · Replies 7 ·
Not sure where to start in a large logistics problem
- Tybras
- · Replies 9 ·
Vector dot product and parallel vectors
- late347
- · Replies 6 ·
Is there a simpler way to prove that b = 0 if a + b = a?
- Spoo Money
- · Replies 3 ·
Find the ratio of two line segments in a triangle
- Andraz Cepic
- · Replies 1 ·
Convert x^3 -y^3 = 6xy into polar equation
- Seung Tai Kang
- · Replies 1 ·
Log-Plots: Solving Homework Equations
- WWCY
- · Replies 23 ·
Complex Plane Homework: Mobius Transformation Advice
- WWCY
- · Replies 2 ·
Complex Numbers: Euler's formula problem
- WWCY
- · Replies 2 ·
Prove transitive (Relations and functions)
- Suyash Singh
- · Replies 3 ·
What Is the Probability of Choosing Banana Ice-Cream and Caramel Syrup?
- DesertFox
- · Replies 13 ·
Show that ##\lim_{n\to\infty}(1+\frac{r}{n})^n=e^r##
- McFluffy
- · Replies 8 ·
Finding Depth of Water Loss Using Surface Area
- Kova Nova
- · Replies 9 ·
How to Calculate the Edge Length of a Cube Given Its Volume and Surface Area?
- zak100
- · Replies 10 ·
Finding the Length of a Small Square
- dirk_mec1
- · Replies 8 ·
Deductive agruments in finite math: wrong answer in book?
- Back2College
- · Replies 4 ·
Calculation for Finance and Loans
- Shakattack12
- · Replies 1 ·