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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.

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Verifying Geometric Series Formula: \sum\limits_{k = 0}^N {r^k }

Benny
Oct 27, 2005 · Replies 4 · Oct 28, 2005

Replies: 4

Discover the Answer to This Mind-Boggling Riddle About Average Speeds

Tom McCurdy
Oct 24, 2005 · Replies 4 · Oct 28, 2005

Replies: 4

Electrical Circuit: Finding Max/Min Voltage in 5 min

Koyuki
Oct 27, 2005 · Replies 1 · Oct 27, 2005

Replies: 1

Greatest integer function: Textbook wholly inadequate

alancj
Oct 27, 2005 · Replies 4 · Oct 27, 2005

Replies: 4

Finding the Area of a Triangle (using determiants)

Noone1982
Oct 27, 2005 · Replies 4 · Oct 27, 2005

Replies: 4

How Many Different Combinations?

sjaguar13
Oct 24, 2005 · Replies 11 · Oct 27, 2005

Replies: 11

How to prove this trig equation

mohlam12
Oct 26, 2005 · Replies 3 · Oct 26, 2005

Replies: 3

Can Transcendental Equations Like x^2 = sin(x + 2) Be Solved Algebraically?

Atomos
Oct 26, 2005 · Replies 1 · Oct 26, 2005

Replies: 1

Direct, and Inverse Proportion; Invariants.

Faizan Sheikh
Oct 26, 2005 · Replies 1 · Oct 26, 2005

Replies: 1

A seemingly impossible problem from my teacher

Kbecker
Oct 25, 2005 · Replies 3 · Oct 26, 2005

Replies: 3

I have a hard time recognizing transformations of functions.

Intr3pid
Oct 26, 2005 · Replies 1 · Oct 26, 2005

Replies: 1

Solving Trig Equations: Tips and Tricks for Finding Solutions

jamjar
Oct 25, 2005 · Replies 2 · Oct 26, 2005

Replies: 2

Help with Ratios: Splitting 500 bucks

TSN79
Oct 25, 2005 · Replies 6 · Oct 26, 2005

Replies: 6

Calculating Number of Folders: 4^4 + 4^3 + 4^2 + 4^1

WarrickF
Oct 25, 2005 · Replies 1 · Oct 25, 2005

Replies: 1

Max Water Flow from 12" Alum Gutter

thesandsam
Oct 25, 2005 · Replies 1 · Oct 25, 2005

Replies: 1

Calculating Probability of Winning Candy for 10 Students

Shanelani2006
Oct 25, 2005 · Replies 1 · Oct 25, 2005

Replies: 1

Statistics: sample median, means, s.d. vs sample size

jhson114
Oct 23, 2005 · Replies 2 · Oct 25, 2005

Replies: 2

How do I perform transformations of functions?

Intr3pid
Oct 14, 2005 · Replies 9 · Oct 25, 2005

Replies: 9

Can't remember the right word

Harriet12
Oct 25, 2005 · Replies 3 · Oct 25, 2005

Replies: 3

Is there an easy way to learn Logic?

Jadelyn
Oct 24, 2005 · Replies 2 · Oct 25, 2005

Replies: 2

Solve System of Equations Using Gaussian Elimination

Bucky
Oct 24, 2005 · Replies 2 · Oct 25, 2005

Replies: 2

Solve Einstein's Math Problem: 1-9=100

celery
Oct 24, 2005 · Replies 4 · Oct 25, 2005

Replies: 4

Finding the equation of a parabola

Flatland
Oct 24, 2005 · Replies 3 · Oct 24, 2005

Replies: 3

Absolute Values: Is it a Mistake or Something I Don't Know?

Jeff Ford
Oct 24, 2005 · Replies 5 · Oct 24, 2005

Replies: 5

Find Largest Area Enclosed by Rectangle w/ Given Parameters

merikukri
Oct 23, 2005 · Replies 3 · Oct 24, 2005

Replies: 3

How Can Matrix Theory Predict Subscription Trends in a Concert Series?

LakeMountD
Oct 23, 2005 · Replies 4 · Oct 23, 2005

Replies: 4

Complex exponentials and differential equations

Pixter
Oct 23, 2005 · Replies 1 · Oct 23, 2005

Replies: 1

Understanding Even and Odd Functions: Exponents and Symmetry Tests Explained

math nerd
Oct 23, 2005 · Replies 1 · Oct 23, 2005

Replies: 1

Help! I'm Struggling with Trig f(x) = -2sin3x - 4cos3x

Physics is Phun
Oct 23, 2005 · Replies 2 · Oct 23, 2005

Replies: 2

Sum of First 20 Terms of Arithmetic Series: 131+235

UnD
Oct 21, 2005 · Replies 3 · Oct 23, 2005

Replies: 3

How do you solve x^2 + 2 = 0 and x^4 + 4 = 0?

Meh
Oct 19, 2005 · Replies 10 · Oct 22, 2005

Replies: 10

What is the correct way to calculate percent increase in math problems?

TSN79
Oct 21, 2005 · Replies 3 · Oct 21, 2005

Replies: 3

Negate Uniqueness: Check Correctness

Jeff Ford
Oct 18, 2005 · Replies 2 · Oct 21, 2005

Replies: 2

Finding the equation of a circle from given point on the graph

liz
Oct 19, 2005 · Replies 4 · Oct 20, 2005

Replies: 4

Help Me Express y=cos(4t)+sqrt(3)*sin(4t) in terms of y=A cos(u-v)!

Troll
Oct 19, 2005 · Replies 3 · Oct 20, 2005

Replies: 3

Troubleshooting Rearranging Equations: How to Solve for v in a Complex Equation

eric99gt
Oct 18, 2005 · Replies 3 · Oct 20, 2005

Replies: 3

Finding a formula of a math problem

laker_gurl3
Oct 15, 2005 · Replies 4 · Oct 20, 2005

Replies: 4

What Is The Probability Of Picking A 3 Digit Number Divisible By 7

mathelord
Oct 20, 2005 · Replies 1 · Oct 20, 2005

Replies: 1

How can I solve the sum of this series without differentiation?

jamjar
Oct 19, 2005 · Replies 9 · Oct 19, 2005

Replies: 9

How to Check Your Solutions for Equations?

discombobulated
Oct 18, 2005 · Replies 4 · Oct 19, 2005

Replies: 4

Probability: 2 People Have Bags of 60 Marbles

dnt
Oct 18, 2005 · Replies 9 · Oct 19, 2005

Replies: 9

Solving 2y^2 + xy = x^2 + 3: Stuck at y = \frac{x^2 + 3}{2y = x}

Jeff Ford
Oct 18, 2005 · Replies 6 · Oct 19, 2005

Replies: 6

Linear Algebra question concerning matrices

insertnamehere
Oct 18, 2005 · Replies 2 · Oct 19, 2005

Replies: 2

Solve Easy Precal Questions: Quadrant II, Sin 2(0\), Trig Expressions

raross
Oct 18, 2005 · Replies 3 · Oct 18, 2005

Replies: 3

Inverse of y = [(e^x)-3]/[(e^x)+1]

jarrodtuck1
Oct 18, 2005 · Replies 4 · Oct 18, 2005

Replies: 4

Solving for Minimum Point of Curve C: x2 + 2x + 4

discombobulated
Oct 17, 2005 · Replies 7 · Oct 18, 2005

Replies: 7

How Accurate Is the Binomial Approximation for Small x Values?

Bucky
Oct 18, 2005 · Replies 1 · Oct 18, 2005

Replies: 1

Partial Fractions: Reducing x^5, Example Help Needed

zanazzi78
Oct 18, 2005 · Replies 1 · Oct 18, 2005

Replies: 1

Solve Math Problem: Finding i Given i_a and n Terms

badman
Oct 17, 2005 · Replies 3 · Oct 18, 2005

Replies: 3

Proving X, A, and Y Lie in a Straight Line | Triangle Medians Proof

Jarvis Bull Dawg
Oct 17, 2005 · Replies 2 · Oct 17, 2005

Replies: 2

Solving Fractions with Roots: an Example

james_rich
Oct 17, 2005 · Replies 2 · Oct 17, 2005

Replies: 2

How do you get rid of the SIN() function to solve for x?

r3dxP
Oct 17, 2005 · Replies 5 · Oct 17, 2005

Replies: 5

What is the radius of the circle?

GJBenn85
Oct 5, 2005 · Replies 9 · Oct 17, 2005

Replies: 9

Solve Binomial Expansion: (2/x^2-x)^6 - No x Term

zbobet2012
Oct 16, 2005 · Replies 7 · Oct 17, 2005

Replies: 7

Percent Difference w/o A: How to Calculate

badtwistoffate
Oct 16, 2005 · Replies 1 · Oct 17, 2005

Replies: 1

Linear Combination of Cosine Function

g9s0x
Oct 16, 2005 · Replies 1 · Oct 16, 2005

Replies: 1

Solution to an exponential equation

Kb1jij
Oct 14, 2005 · Replies 6 · Oct 16, 2005

Replies: 6

Discovering Cubic Root Solutions for Scientists

uob_student
Oct 16, 2005 · Replies 8 · Oct 16, 2005

Replies: 8

How Do You Prove This Trigonometric Identity in a Triangle?

mohlam12
Oct 16, 2005 · Replies 6 · Oct 16, 2005

Replies: 6

Binomial Theorem - small values of x and approximate values

Bucky
Oct 15, 2005 · Replies 7 · Oct 16, 2005

Replies: 7

A project with some math questions just need to know how to do them

kevinlikesphysics
Oct 12, 2005 · Replies 6 · Oct 15, 2005

Replies: 6

Calculate Angle C with Tail-Tip Method

Confused one
Oct 13, 2005 · Replies 6 · Oct 14, 2005

Replies: 6

What is the square root of complex numbers?

UnD
Oct 14, 2005 · Replies 3 · Oct 14, 2005

Replies: 3

Factors of polynomial with fractional powers

hustler
Oct 13, 2005 · Replies 4 · Oct 14, 2005

Replies: 4

Conditional Probability Traffic light question

Pure Canuck
Oct 13, 2005 · Replies 2 · Oct 14, 2005

Replies: 2

Solving Trig Identities: Tips for Getting Unstuck

cscott
Oct 13, 2005 · Replies 7 · Oct 13, 2005

Replies: 7

Derive a trigonometric equation for the volume of the cone

Atomos
Oct 12, 2005 · Replies 5 · Oct 13, 2005

Replies: 5

Proofing: sqrt(7+sqrt(48))+(sqrt(7-sqrt(48))=4

Dwellerofholes
Oct 6, 2005 · Replies 10 · Oct 12, 2005

Replies: 10

Simplify homework problem help

tatoo5ma
Oct 12, 2005 · Replies 10 · Oct 12, 2005

Replies: 10

Solving Trigonometric Inequalities in a Given Interval

mohlam12
Oct 12, 2005 · Replies 4 · Oct 12, 2005

Replies: 4

Unraveling a Tricky Trig Equation: Tips and Tricks for Solving

mohlam12
Oct 12, 2005 · Replies 3 · Oct 12, 2005

Replies: 3

Solving Inflated Series: Sum of First 20 Terms of a=r^k-1

member38644
Oct 12, 2005 · Replies 1 · Oct 12, 2005

Replies: 1

Proving the Identity: sinA/(1+cosA)=tan(A/2)

brandon26
Oct 12, 2005 · Replies 3 · Oct 12, 2005

Replies: 3

Algebra 2. Transformation of Fucntions.

njkid
Oct 11, 2005 · Replies 2 · Oct 12, 2005

Replies: 2

Solve Identity: 1/(cosA+sinA) + 1/(cosA-sinA)=tan2AcosecA

brandon26
Oct 12, 2005 · Replies 8 · Oct 12, 2005

Replies: 8

Simple Complex number problem,

UnD
Oct 12, 2005 · Replies 3 · Oct 12, 2005

Replies: 3

Solving system of linear equations

pinki82
Oct 11, 2005 · Replies 3 · Oct 12, 2005

Replies: 3

Finding Dimensions of Vector Subspace Spanning a Set

Pearce_09
Oct 11, 2005 · Replies 1 · Oct 11, 2005

Replies: 1

When Does Vector Addition Equal the Sum of Magnitudes?

antiflag403
Oct 11, 2005 · Replies 1 · Oct 11, 2005

Replies: 1

Solving Inner & Outer Circle Relationship Problem

momentum
Oct 10, 2005 · Replies 9 · Oct 11, 2005

Replies: 9

Trig Identity: Solving \frac{\cos^2 \theta}{1 + \sin^2 \theta} = \sin \theta

cscott
Oct 9, 2005 · Replies 11 · Oct 10, 2005

Replies: 11

Generic mathematical definitions of the conics

DivGradCurl
Sep 26, 2005 · Replies 3 · Oct 10, 2005

Replies: 3

Desperately seeking help with stats 1001

chelle
Oct 9, 2005 · Replies 1 · Oct 10, 2005

Replies: 1

Solving f(x) = 5^sqrt(2(x^2)-1)

ludi_srbin
Oct 9, 2005 · Replies 6 · Oct 10, 2005

Replies: 6

Log Help: Determine Expression Equal to log x

Pepsi
Oct 9, 2005 · Replies 6 · Oct 9, 2005

Replies: 6

Solve Trig Identity Problem: Eliminating θ from x=2+cscθ and y=1/4tanθ

Briggs
Oct 9, 2005 · Replies 7 · Oct 9, 2005

Replies: 7

Sum of Roots of x^3 - mx^2 + nx - 1 = 0

an_mui
Oct 2, 2005 · Replies 6 · Oct 9, 2005

Replies: 6

Probability Problem: 2 Ticket Draw, What's the Odds?

chocok
Oct 8, 2005 · Replies 4 · Oct 8, 2005

Replies: 4

Trig Identity: Solving \cos \theta (\tan \theta + \cot \theta) = \csc \theta

cscott
Oct 8, 2005 · Replies 11 · Oct 8, 2005

Replies: 11

Solve Complex Algebra Problem: Laplace Transform of cos(at)

FrogPad
Oct 7, 2005 · Replies 2 · Oct 7, 2005

Replies: 2

Trigonometric Equations: Solutions for sin θ = cos θ and sin θ = -3 cos θ

cscott
Oct 6, 2005 · Replies 8 · Oct 6, 2005

Replies: 8

Matrix Applications in Political and Business Settings

speed02
Oct 6, 2005 · Replies 3 · Oct 6, 2005

Replies: 3

Trig Product: Simplifying sina+sinb+sin(a+b) as a Product

tatoo5ma
Oct 5, 2005 · Replies 3 · Oct 6, 2005

Replies: 3

Solving Trig Problem: Showing Sin(1/9pi) to Sin(4/9pi)=3/16

mohlam12
Oct 5, 2005 · Replies 3 · Oct 6, 2005

Replies: 3

Sample Space for Random Exp: {1,2,3,4,5,6}

doozy1414
Oct 5, 2005 · Replies 1 · Oct 6, 2005

Replies: 1

Solving 3 cos x + 4 = 0 cos x = -4/3

cscott
Oct 3, 2005 · Replies 29 · Oct 5, 2005

Replies: 29

Help with algebra in a physics problem

JoshHolloway
Oct 5, 2005 · Replies 11 · Oct 5, 2005

Replies: 11

Can someone assist with finding a perpendicular line in standard form?

tamilan
Oct 4, 2005 · Replies 3 · Oct 5, 2005

Replies: 3

Does W(2,-1) Lie on UV's Perpendicular Bisector?

tamilan
Oct 4, 2005 · Replies 3 · Oct 5, 2005

Replies: 3

Potential Energy of Ions in a Molecular Structure

hy
Oct 4, 2005 · Replies 2 · Oct 5, 2005

Replies: 2

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Precalculus Homework Help

Precalculus Homework Help involves providing support to students working on assignments related to precalculus, a preparatory course that covers mathematical concepts essential for calculus.

This assistance includes clarifying precalculus topics such as functions, trigonometry, algebraic expressions, and graphing. Tutors or resources offering precalculus homework help aim to reinforce students' understanding of foundational mathematical principles and prepare them for the more advanced concepts introduced in calculus.

By offering explanations, guidance on problem-solving techniques, and additional practice, precalculus homework help contributes to students' success in mastering the fundamental mathematical skills required for higher-level coursework in mathematics and related fields.

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