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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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Solve Trig Equation: -sin(x)-2cos(2x)=0

verd
May 2, 2006 · Replies 15 · May 3, 2006

Replies: 15

Are GPA and Skipped Classes Related Through Conditional Probabilities?

froggy
Apr 24, 2006 · Replies 1 · May 1, 2006

Replies: 1

Which of these simpifications is correct?

bill nye scienceguy!
May 1, 2006 · Replies 3 · May 1, 2006

Replies: 3

Linear Algebra augmented matrix

ultima9999
Apr 29, 2006 · Replies 8 · May 1, 2006

Replies: 8

Geometry Problem: Find Measure of HG & X-Axis Angle

oooo
Apr 30, 2006 · Replies 2 · Apr 30, 2006

Replies: 2

What is the Domain of x^2-6x+9 / x^2?

Rusho
Apr 29, 2006 · Replies 6 · Apr 30, 2006

Replies: 6

Finding a Heading and Trip Time From City A to City B

James_fl
Apr 30, 2006 · Replies 1 · Apr 30, 2006

Replies: 1

Why Do Logarithmic Graphs Vary Despite Similar Equations?

SwAnK
Apr 30, 2006 · Replies 2 · Apr 30, 2006

Replies: 2

What is the Value of f(43) for a Function with a Period of 12?

Aya
Apr 28, 2006 · Replies 7 · Apr 30, 2006

Replies: 7

Trig functions translations and combinations of transfomations word problems

Aya
Apr 28, 2006 · Replies 6 · Apr 29, 2006

Replies: 6

What is the formula to find the Zeros of this?

konartist
Apr 28, 2006 · Replies 11 · Apr 28, 2006

Replies: 11

Trig Identities Help Arrrggghhh

thunder
Apr 27, 2006 · Replies 13 · Apr 28, 2006

Replies: 13

How can you rationalize the denominator of a fraction with a radical?

Richay
Apr 18, 2006 · Replies 10 · Apr 28, 2006

Replies: 10

How Do You Calculate the Inverse of a 2x2 Matrix?

lakitu
Apr 26, 2006 · Replies 9 · Apr 28, 2006

Replies: 9

Derivatives and Velocity in Dynamical Magnetism - Solving a Physics Problem

moo5003
Apr 28, 2006 · Replies 3 · Apr 28, 2006

Replies: 3

Evaluating Matrix A: Step-by-Step Guide for Homework

lakitu
Apr 27, 2006 · Replies 6 · Apr 28, 2006

Replies: 6

Simplifying Algebra: Grade 11 Maths Q

jamie_23
Apr 17, 2006 · Replies 6 · Apr 28, 2006

Replies: 6

Solving Matrices Question: Evaluate AB

lakitu
Apr 25, 2006 · Replies 2 · Apr 28, 2006

Replies: 2

Find the approximate annual percentage rate

KRISTENJ
Apr 25, 2006 · Replies 1 · Apr 26, 2006

Replies: 1

Prove 1-1 & Onto Converse False: Assumptions Needed

JasonJo
Apr 25, 2006 · Replies 6 · Apr 25, 2006

Replies: 6

Question on a formula for Pascal's Triangle

smallbadwolf
Apr 24, 2006 · Replies 7 · Apr 25, 2006

Replies: 7

Vectors - show that the lines intersect

smn
Apr 25, 2006 · Replies 11 · Apr 25, 2006

Replies: 11

Math Problem: Equal Investments of $800 & $1000 - Find Solution

ohlhauc1
Apr 24, 2006 · Replies 3 · Apr 24, 2006

Replies: 3

How Do You Draw and Calculate Unit Vectors for Gradients?

hexa
Apr 22, 2006 · Replies 2 · Apr 24, 2006

Replies: 2

Solving Algebra Equation: 3y + (y*Pie)/2 = 62

Stilts
Apr 24, 2006 · Replies 6 · Apr 24, 2006

Replies: 6

Sketch Graphs of y= (1-x)x^1/2, y^2 = (1-x)x^1/2, etc. - Sparsh

sparsh
Apr 20, 2006 · Replies 13 · Apr 24, 2006

Replies: 13

Solving Probability Questions: Understanding Common Pitfalls and Approaches"

froggy
Apr 22, 2006 · Replies 5 · Apr 23, 2006

Replies: 5

Can you find the general formula for A_n+3?

kezman
Apr 22, 2006 · Replies 8 · Apr 23, 2006

Replies: 8

How Do You Visualize a Vector Field Like v(x, y) = (2.5, -x)?

hexa
Apr 23, 2006 · Replies 1 · Apr 23, 2006

Replies: 1

Solve x^2 + (-1/2x + 5)^2 = 25

Spruance
Apr 23, 2006 · Replies 3 · Apr 23, 2006

Replies: 3

The true result for A is -0.1762.

Andreii
Apr 12, 2006 · Replies 16 · Apr 22, 2006

Replies: 16

Another proof: Do I still have more work to do?

GregA
Apr 21, 2006 · Replies 13 · Apr 22, 2006

Replies: 13

How Do You Calculate the Probability of Multiple Seeds Sprouting?

orchdork89
Apr 12, 2006 · Replies 8 · Apr 21, 2006

Replies: 8

Is My Proof Correct? Understanding the Complex Modulus Inequality

ramble
Apr 21, 2006 · Replies 7 · Apr 21, 2006

Replies: 7

Powers of sums/Fractional exponents

Richay
Apr 18, 2006 · Replies 7 · Apr 20, 2006

Replies: 7

Distance between Point & Plane in Vector Calculus

fanizza2
Feb 9, 2006 · Replies 3 · Apr 20, 2006

Replies: 3

Contour: Constructing a Contour Map from h(x,y) = x^2 + y

hexa
Apr 20, 2006 · Replies 2 · Apr 20, 2006

Replies: 2

Geometry (circles and triangles) proofs

Beam me down
Apr 15, 2006 · Replies 9 · Apr 20, 2006

Replies: 9

Proof By Induction (simple one for all but me)

GregA
Apr 18, 2006 · Replies 2 · Apr 18, 2006

Replies: 2

Switching Order of Indices in Summation Notation

Benny
Apr 15, 2006 · Replies 6 · Apr 17, 2006

Replies: 6

How Do You Calculate the Cost of a Phone Call with a Piecewise Function?

Rusho
Apr 16, 2006 · Replies 1 · Apr 16, 2006

Replies: 1

Solving Composite Functions Questions - Help Needed

F.B
Apr 15, 2006 · Replies 2 · Apr 15, 2006

Replies: 2

Different forms of linear equations

Beam me down
Apr 15, 2006 · Replies 3 · Apr 15, 2006

Replies: 3

Pleasez check the answers to these difficult questions?

sapta
Apr 13, 2006 · Replies 1 · Apr 14, 2006

Replies: 1

Solving for Plane Velocity: Dan's Question

danago
Apr 11, 2006 · Replies 8 · Apr 14, 2006

Replies: 8

What is the difference between density and distribution?

loom91
Apr 12, 2006 · Replies 2 · Apr 13, 2006

Replies: 2

Savings account simple interest problem

heels_overhead
Apr 10, 2006 · Replies 7 · Apr 12, 2006

Replies: 7

Rate of change from 0 to x 2x^2 + 3x

Rusho
Apr 8, 2006 · Replies 8 · Apr 11, 2006

Replies: 8

Vector Paths and Initial Positions: Boat Collision Question Solved"

danago
Apr 10, 2006 · Replies 7 · Apr 10, 2006

Replies: 7

Geometry: Area of Trapezoid Circumscribed About A Circle

Yuki
Apr 8, 2006 · Replies 2 · Apr 8, 2006

Replies: 2

Investigating Properties of Inverse Functions

msimard8
Apr 7, 2006 · Replies 2 · Apr 8, 2006

Replies: 2

Cubic function factored with zeroes

endeavor
Apr 5, 2006 · Replies 12 · Apr 8, 2006

Replies: 12

Rate of change from 1 to 2 for f(x)=2x^3 + x

Rusho
Apr 8, 2006 · Replies 12 · Apr 8, 2006

Replies: 12

I need to find a unit vector perpendicular to vector b

danago
Apr 7, 2006 · Replies 10 · Apr 8, 2006

Replies: 10

Discriminants - When will a quadratic equation have 2 real solutions

danago
Apr 4, 2006 · Replies 4 · Apr 7, 2006

Replies: 4

An exponential problem and a trig problem

Kb1jij
Apr 5, 2006 · Replies 7 · Apr 7, 2006

Replies: 7

CONSTRUCTIONS of a+b,ab,a/b,a-b, a^(1/2)

calvino
Apr 7, 2006 · Replies 1 · Apr 7, 2006

Replies: 1

Imaginary numbers entertwined with quadratics

runicle
Apr 6, 2006 · Replies 9 · Apr 7, 2006

Replies: 9

Is There a Trick to Solve for Theta in this Algebraic Equation?

scavok
Apr 6, 2006 · Replies 3 · Apr 6, 2006

Replies: 3

How can exponents be simplified?

Thunderer
Apr 5, 2006 · Replies 2 · Apr 6, 2006

Replies: 2

Are Functions Continuous at a Cusp or Corner?

Rozy
Apr 6, 2006 · Replies 4 · Apr 6, 2006

Replies: 4

How Do You Calculate the Altitude of a Plane Using Trigonometry and Speed?

physstudent1
Apr 5, 2006 · Replies 1 · Apr 5, 2006

Replies: 1

Finding surface area of a sphere

bblueblob
Apr 4, 2006 · Replies 4 · Apr 5, 2006

Replies: 4

Can some put this into an equation

smbascug
Apr 5, 2006 · Replies 1 · Apr 5, 2006

Replies: 1

Beginner's linear algebra question

lezardo
Apr 5, 2006 · Replies 2 · Apr 5, 2006

Replies: 2

Find the range for the function

jesuslovesu
Apr 4, 2006 · Replies 2 · Apr 5, 2006

Replies: 2

Finding m in quadratic equation 12x^2 + 8mx + (4m-3) = 0

danago
Apr 5, 2006 · Replies 2 · Apr 5, 2006

Replies: 2

Solving cubic equation with matrices

Beam me down
Apr 4, 2006 · Replies 3 · Apr 5, 2006

Replies: 3

Problem Solving with Probability

Raza
Apr 2, 2006 · Replies 7 · Apr 3, 2006

Replies: 7

Find the Answer to Ambigous Triangle Questions Involving Angles < 90°

Aya
Apr 3, 2006 · Replies 1 · Apr 3, 2006

Replies: 1

Solving Factorial Notation Questions: An Explanation

funktion
Apr 2, 2006 · Replies 7 · Apr 3, 2006

Replies: 7

Multiplying Rational Expressions

wScott
Apr 2, 2006 · Replies 3 · Apr 3, 2006

Replies: 3

What is the meaning of the v and w columns in a finite state machine example?

prevail
Apr 2, 2006 · Replies 2 · Apr 2, 2006

Replies: 2

Finding the Point of Tangency Theoretically

SwAnK
Mar 30, 2006 · Replies 3 · Apr 1, 2006

Replies: 3

Proving A,B and C are Collinear

danago
Apr 1, 2006 · Replies 5 · Apr 1, 2006

Replies: 5

Euclid's Algorithm Explained: Modulo n & Remainders

skook
Mar 31, 2006 · Replies 1 · Mar 31, 2006

Replies: 1

Solving the Quadratic Equation: y = x^2-8x+7

Joebird
Mar 29, 2006 · Replies 15 · Mar 30, 2006

Replies: 15

Passed Both Maths & French: 42 Students

John O' Meara
Mar 30, 2006 · Replies 3 · Mar 30, 2006

Replies: 3

Solving a Polynomial Equation using quadratic techniques.

alancj
Mar 21, 2006 · Replies 21 · Mar 30, 2006

Replies: 21

Trig Question: Draw 2 Triangles, Find Sides & Area

Cosmo16
Mar 29, 2006 · Replies 8 · Mar 29, 2006

Replies: 8

Fixed Points and Critical Points in Continuous Scalar Functions

Benny
Mar 27, 2006 · Replies 3 · Mar 29, 2006

Replies: 3

How to Solve Basic Algebra Questions: Tips and Tricks

kape
Mar 27, 2006 · Replies 3 · Mar 29, 2006

Replies: 3

Natural log real life application

Nerpilis
Mar 23, 2006 · Replies 5 · Mar 28, 2006

Replies: 5

Evaluating Tanx + Cosx/Sinx = Secx + Cotx

heelp
Mar 27, 2006 · Replies 2 · Mar 27, 2006

Replies: 2

Flight Matrix: Passenger Count and Ticket Prices for Paris Flights

John O' Meara
Mar 27, 2006 · Replies 1 · Mar 27, 2006

Replies: 1

Solve Ellipse Word Problem: Find Mars' Max Distance

sportsguy3675
Mar 23, 2006 · Replies 17 · Mar 26, 2006

Replies: 17

Nightmares with formal proofs in set theory

JasonJo
Mar 26, 2006 · Replies 3 · Mar 26, 2006

Replies: 3

State possible number of imaginary zeros help

alancj
Mar 19, 2006 · Replies 20 · Mar 25, 2006

Replies: 20

Trying to teach myself equations

Vincent Vega
Mar 19, 2006 · Replies 20 · Mar 23, 2006

Replies: 20

Solving Limits: "x → k" | Math Test

mohlam12
Mar 16, 2006 · Replies 10 · Mar 23, 2006

Replies: 10

Exponential problem with E. coli

rachael
Mar 23, 2006 · Replies 5 · Mar 23, 2006

Replies: 5

How Do You Prove Power Set Equations for Sets A and B?

JasonJo
Mar 22, 2006 · Replies 3 · Mar 22, 2006

Replies: 3

How Do I Graph the Exponential Decay of Sugar in Water?

rachael
Mar 21, 2006 · Replies 2 · Mar 22, 2006

Replies: 2

Differntiating natural logs of x and y functions

bob4000
Mar 22, 2006 · Replies 6 · Mar 22, 2006

Replies: 6

Solve Linear Programming Problem: Maximize File Storage

dnt
Mar 21, 2006 · Replies 5 · Mar 22, 2006

Replies: 5

Simplifying sin(3pi/2-x): An Exploration

rachael
Mar 10, 2006 · Replies 6 · Mar 21, 2006

Replies: 6

Tangent Line Equation for f(x) = √x+1 Parallel to x-6y+4=0

Christina-
Mar 21, 2006 · Replies 4 · Mar 21, 2006

Replies: 4

How Does the Function x/(x^2-4) Behave at Infinity?

soggybread
Mar 21, 2006 · Replies 1 · Mar 21, 2006

Replies: 1

Solve Radical Equation: (2 root 3 + 3 root 4)/-5

wScott
Mar 21, 2006 · Replies 6 · Mar 21, 2006

Replies: 6

Partial fraction decomposition

dnt
Mar 21, 2006 · Replies 4 · Mar 21, 2006

Replies: 4

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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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