Precalculus Mathematics Homework Help Forum

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

Find Prashad's Course Choice Combinations - Explained

  • stunner5000pt
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3
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How Do You Formulate a Polynomial for Volume in This Prism Problem?

  • MrJamesta
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2

How Do You Graph the Product of f(x) = 2^-x and g(x) = sin10x?

  • ilii
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5
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2

Finding the General Term of a Series

  • smart_worker
  • · Replies 1 ·
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1

How to Solve Problems in Arithmetic Series Using Formulas?

  • bananaman13
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2

Proving Divisibility: Solving ##1900^{1990} - 1## with the Power Rule

  • IDValour
  • · Replies 3 ·
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3

Augmented matrices word problem - tiny issue

  • IrinaK.
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2

Finding the general term of the series

  • smart_worker
  • · Replies 3 ·
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3

Evaluating a recursive function

  • Bashyboy
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4

Testing 2 Means: Got 0 in T-Test - Is Something Wrong?

  • vanitymdl
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4

Simple Definition of a "Math Restriction" (Layman's Terms)?

  • Emperor
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2

Calculus Morris Kline Inclination Of A Line

  • speedlearner
  • · Replies 11 ·
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11

Finding the Probability of Flipping 500 Heads and Tails

  • bmb2009
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2

Answer to Sequence Problem: Eighth Term

  • 2015HuntMJ
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1

Simplifying Difference Quotients with Variable Expressions - How to Solve?

  • Niaboc67
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3

Proving the Locus of Points Satisfying an Equation is a Circumference

  • rulo1992
  • · Replies 1 ·
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1

Help me out in these linear equations

  • ajay.05
  • · Replies 6 ·
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6

Common multiple of two numbers

  • alpuy
  • · Replies 4 ·
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4

Factoring Help, Finding two variables

  • Emperor
  • · Replies 3 ·
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3

Issue with angles in torque problem?

  • fightboy
  • · Replies 3 ·
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3

The graphs of g and h are given in red and blue, respectively

  • Niaboc67
  • · Replies 4 ·
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4

Solving f°f: The Mystery of the Answer

  • najatau
  • · Replies 3 ·
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3

Finding general term of a sequence

  • Panphobia
  • · Replies 7 ·
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7

Finding Sup A for Set {0.2, 0.22, 0.222, 0.2222,...}

  • nuuskur
  • · Replies 3 ·
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3

Finding the Value of an Industrial Milling Machine Using Linear Depreciation

  • !Jon Snow!
  • · Replies 3 ·
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3

What is the solution to the absolute function problem?

  • adjacent
  • · Replies 12 ·
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12

Find the length of largest square

  • Kaustubh sri
  • · Replies 17 ·
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17

I did a proof (I think, please check my reasoning)

  • Jamey
  • · Replies 2 ·
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2

Can't do this algebra on my physics homework .

  • PsychonautQQ
  • · Replies 2 ·
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2

Area of hexagon is maximum while perimeter is fixed

  • nmr
  • · Replies 3 ·
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3

Precalculus 11 Word problem- Fundraising

  • bonnieerika
  • · Replies 6 ·
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6

How Can Algebra Help Solve Tricky Questions with Ease?

  • Kaustubh sri
  • · Replies 5 ·
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5

Area problem, involving quadratic functions

  • bonnieerika
  • · Replies 2 ·
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2

Pascal grade 9 math contest question(can you ratio speed and time)

  • kevinshen18
  • · Replies 5 ·
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5

Rewriting Ln function and getting a wrong function?

  • christian0710
  • · Replies 5 ·
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5

Modular mathematics - what is 7^(-1) mod 10

  • Woolyabyss
  • · Replies 5 ·
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5

Solving Complex Algebra Homework w/ Equation & Solution

  • ChasW.
  • · Replies 13 ·
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13

How to Solve Complex Number Equations with Modulus and Argument?

  • HMPARTICLE
  • · Replies 3 ·
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3

Why Does Raising Both Sides of a Logarithmic Equation Yield a Different Result?

  • christian0710
  • · Replies 2 ·
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2

Is it possible to simplify this equation?

  • Rectifier
  • · Replies 4 ·
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4

Calculating Cosine Sum: Solving Complex Equations for Even Roots

  • Dinheiro
  • · Replies 5 ·
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5

Solving Logarithmic Problems with 0-1 Calculator

  • Physicsrapper
  • · Replies 4 ·
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4

Two Simultaneous Eqns with Trig, Statcs Problem

  • birdec
  • · Replies 1 ·
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1

How many ways to write 4 as the sum of 5 non-negative integers?

  • fleazo
  • · Replies 14 ·
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14

Triangles and parallel lines problem

  • lingping7
  • · Replies 4 ·
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4

This trig equation is driving me nuts

  • PlayingCatchUp
  • · Replies 2 ·
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2

How to Use Counting Methods and Inclusion-Exclusion for Subsets?

  • Dinheiro
  • · Replies 2 ·
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2

Whats the best way to factor this

  • shreddinglicks
  • · Replies 2 ·
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2

Mastering Simplification of Square Roots with Multiple Terms

  • Phycisists
  • · Replies 6 ·
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6

Proof by mathematical induction

  • nuuskur
  • · Replies 3 ·
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3

Calculating P(2013) of Polynomial P(x) of Degree 2012

  • Ratanak
  • · Replies 1 ·
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1

Eigenvalues of Invertible Matrix

  • sonic25
  • · Replies 2 ·
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2

What is the Inverse Function of g(x)?

  • andydan1056
  • · Replies 2 ·
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2

Showing a function forms a vector space.

  • schlynn
  • · Replies 6 ·
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6

Solving for F1 Angle Components using Spherical Coordinates

  • Feodalherren
  • · Replies 2 ·
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2

Finding Intercepts of an Equation

  • Drakkith
  • · Replies 13 ·
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13

Understanding Inner Product for Work: Solving Homework Problems

  • princejan7
  • · Replies 1 ·
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1

How would I solve sin2Ѳ+sin3Ѳ=0?

  • beingandfluffy
  • · Replies 5 ·
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5

Solving for sinΘ in sinΘ=sin2Θ

  • beingandfluffy
  • · Replies 11 ·
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11

Combination is not my strong point

  • SUXinPHY
  • · Replies 27 ·
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27

How to find the solutions of some fractional equations ?

  • Chriszz
  • · Replies 3 ·
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3

Partial Fraction Decomposition

  • CornMuffin
  • · Replies 7 ·
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7
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2

Understanding ratios between exponents, me understand.

  • christian0710
  • · Replies 2 ·
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2

Confusion about the boundary of a simple set

  • Nathanael
  • · Replies 3 ·
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3

Solve for Complex Number z5= -1: Tips & Solutions for a Tricky Question

  • cosmictide
  • · Replies 18 ·
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18

Proving √2 Irrational - Explanation & Solution

  • johann1301
  • · Replies 5 ·
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5

A simple combinatorics problem

  • Yashbhatt
  • · Replies 7 ·
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7

Solve Trig Asymptotes: Find Equation on -pi < x < pi

  • Septimra
  • · Replies 3 ·
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3

Proof by mathematical induction

  • Korisnik
  • · Replies 4 ·
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4

Annoying inequalities question

  • HMPARTICLE
  • · Replies 9 ·
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9

When scientists use a log graph, do they actually convert x/y w/ log?

  • hongiddong
  • · Replies 7 ·
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7

How many days does it rain in May?

  • Scienceboy1776
  • · Replies 2 ·
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2

What Algebra Trick Simplifies \(\frac{1}{4-u^2}\)?

  • dchau503
  • · Replies 5 ·
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5

Values of x1 for which an iterative formula converges or diverges?

  • 21joanna12
  • · Replies 2 ·
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2

How Do You Calculate Different Combinations for Committee Selections?

  • SUXinPHY
  • · Replies 2 ·
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2

Pre calc review - interval notation

  • datafiend
  • · Replies 5 ·
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5

How to Make v the Subject of a Formula: Step-by-Step Guide

  • anonymouse123
  • · Replies 5 ·
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5
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5

Identifying Domain and Range of Ovals with Given Points

  • dakiller
  • · Replies 5 ·
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5

Find the length of one of the sides in a triangle

  • TordKulen
  • · Replies 4 ·
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4

Discover the Solution to Sin(arctan(x/4)) with Expert Guidance

  • student1405
  • · Replies 4 ·
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4

How many family members originally had to share $6570?

  • tinybang
  • · Replies 17 ·
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17

Discover the Distance from College to Park with Speed and Time Calculations

  • baywatch123
  • · Replies 6 ·
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6

Analyzing the Truth of Jack Winning a Contest

  • EternusVia
  • · Replies 4 ·
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4

Solve Rational Inequality: Find Integer Roots [-2, 3]

  • mafagafo
  • · Replies 7 ·
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7

Transformation of variable (what happens with the area?)

  • Zenga
  • · Replies 5 ·
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5

Solve Polynomial Equations: P(x² - 2x) = [P(x-2)]²

  • Dinheiro
  • · Replies 14 ·
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14

Inequality - Proof that √(a^2)<√(b^2) does not imply a<b

  • Akitirija
  • · Replies 4 ·
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4

Definition of Convergence: Can n -> -infinity

  • Caiti
  • · Replies 7 ·
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7

How to Calculate the Intersection Point of Two Cycloids?

  • physicsforumer
  • · Replies 5 ·
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5

Algebraic transposition problems

  • bert2002
  • · Replies 1 ·
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1

Is it Defined, Or Can It Be Proven?

  • Bashyboy
  • · Replies 6 ·
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6

Drawing a Triangle with Side a=4 cm, Altitude 3 cm, and Angle α=60°

  • skrat
  • · Replies 22 ·
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22

Finding the limit of a sequence

  • Caiti
  • · Replies 3 ·
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3

Need help on how to prove a function is odd.

  • DennyCrane
  • · Replies 2 ·
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2

Modular Arithmetic: Exponentiation & Division Algorithm

  • davon806
  • · Replies 2 ·
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2

Solving South America Combinations Problem: 210 Possibilities

  • baywatch123
  • · Replies 9 ·
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9