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

Replies
5

Is (3/4)*(a^2/c) less than a with multiple inequalities?

  • monsmatglad
  • · Replies 3 ·
Replies
3

Partial Fraction Expansion - Repeated Roots Case

  • JohnSmith0909
  • · Replies 1 ·
Replies
1

Find the coefficient from the expansion (Explanation request

  • Rijad Hadzic
  • · Replies 1 ·
Replies
1

How Do You Find Eigenvectors of a 2x2 Matrix?

  • zak100
  • · Replies 6 ·
Replies
6

Find the factors of an equation

  • zak100
  • · Replies 4 ·
Replies
4

Bungee jumping dynamics assignment

  • Jess3
  • · Replies 2 ·
Replies
2

A heat exchanger is to be used to heat a process liquid with....

  • Tiberious
  • · Replies 23 ·
Replies
23

Bernoulli, Binomial & Poisson: What is pi?

  • zak100
  • · Replies 6 ·
Replies
6

Continuous random Var range and example

  • zak100
  • · Replies 11 ·
Replies
11

Can Bayes Theorem Predict the Next Winner in a Team Matchup?

  • zak100
  • · Replies 10 ·
Replies
10

3 cans to be handed out to three people

  • Rijad Hadzic
  • · Replies 4 ·
Replies
4

Hi, I have a quick question about graph transformations.

  • Faith S
  • · Replies 2 ·
Replies
2

Axioms of Probability: Cell Phone Factory

  • noreturn2
  • · Replies 4 ·
Replies
4

Projection Matrix Homework: Equations & Solution

  • UOAMCBURGER
  • · Replies 3 ·
Replies
3

Matrix Solutions: Find Linearly Independent Solutions

  • UOAMCBURGER
  • · Replies 4 ·
Replies
4
Replies
6

How do you solve in terms of y 4x^2-2xy+3y^2=2

  • JKCB
  • · Replies 5 ·
Replies
5

Question about the point slope formula

  • theb2
  • · Replies 10 ·
Replies
10

Area of Triangle: Find the Unknown Formula

  • subhradeep mahata
  • · Replies 9 ·
Replies
9

Find the center of a circle given a tangent line & point

  • NormanJaden12
  • · Replies 2 ·
Replies
2

Quadratic function solution method optimizing

  • YoungPhysicist
  • · Replies 6 ·
Replies
6

Complex numbers: adding two fractions and solving for z

  • lamefeed
  • · Replies 5 ·
Replies
5

Triangle determined by arithmetic and geometric sequences

  • Robin04
  • · Replies 7 ·
Replies
7

Can I Use Vector Notation for Graph Translations?

  • R_Sarav
  • · Replies 4 ·
Replies
4

Understanding Complex Numbers in Equations

  • lamefeed
  • · Replies 20 ·
Replies
20

Absolute value equality solution

  • marksyncm
  • · Replies 18 ·
Replies
18

Hi, I have a quick question about inverse functions.

  • Faith S
  • · Replies 1 ·
Replies
1

How can I find the value of n when given a polynomial equation?

  • lioric
  • · Replies 8 ·
Replies
8

Partial Fraction Decomposition

  • opus
  • · Replies 3 ·
Replies
3

Need help in solving this question about a rational inequality

  • navneet9431
  • · Replies 2 ·
Replies
2

Is f Injective? Understanding the Composition of Functions

  • UOAMCBURGER
  • · Replies 3 ·
Replies
3

Why Must n Equal 4q or 4q+2 If It Isn't 4q+1 or 4q+3?

  • UOAMCBURGER
  • · Replies 10 ·
Replies
10

Proof by Contradiction: Converse of A(n) Holds for All n ∈ Z

  • UOAMCBURGER
  • · Replies 5 ·
Replies
5

Solving absolute values of trigonometry

  • Physics53
  • · Replies 1 ·
Replies
1

Proof via mathematical induction

  • UOAMCBURGER
  • · Replies 17 ·
Replies
17

Error bar calculation (statistics)

  • roam
  • · Replies 15 ·
Replies
15

Is the Relation Defined by 5 Dividing (2x + 3y) an Equivalence Relation on Z?

  • UOAMCBURGER
  • · Replies 7 ·
Replies
7

What is the meaning of the bond's yield to maturity?

  • ussername
  • · Replies 2 ·
Replies
2

Proof of an inverse trigonometric identity

  • Krushnaraj Pandya
  • · Replies 6 ·
Replies
6

A non-intersecting family of circles

  • rajeshmarndi
  • · Replies 3 ·
Replies
3

How do I find the minimum of 5a + b?

  • baldbrain
  • · Replies 46 ·
2
Replies
46

Finding height and area of trapezoid from its legs and bases

  • ISamson
  • · Replies 12 ·
Replies
12

Grade 11 Math Help Quadratic functions/ physics

  • Zacko282
  • · Replies 18 ·
Replies
18

Calculating the value of determinant by using row-column tri

  • navneet9431
  • · Replies 2 ·
Replies
2

Geometry question (sketch included)

  • member 428835
  • · Replies 8 ·
Replies
8

Proving A=B ∪ (A ∩ B) with Distributive Law

  • senobim
  • · Replies 7 ·
Replies
7

Age Word Problem: Find Father & Son's % Difference

  • alijan kk
  • · Replies 5 ·
Replies
5

Area of Rectangle: Find Number of Tiles Needed

  • alijan kk
  • · Replies 4 ·
Replies
4

Number sequence: 83 80 84 83 88 95 ....

  • dirk_mec1
  • · Replies 24 ·
Replies
24

Parallelism of Time-varying Vectors

  • baldbrain
  • · Replies 5 ·
Replies
5

To find the nature of roots of a quintic equation....

  • Subrahmanyan
  • · Replies 4 ·
Replies
4

Geometric Sequence: Find X, 5th Term

  • alijan kk
  • · Replies 6 ·
Replies
6

Maximum area of a fenced-in half a circle

  • Mathman2013
  • · Replies 2 ·
Replies
2

Solution check for Logarithmic equation

  • opus
  • · Replies 13 ·
Replies
13

Finding x in Parallel Lines Geometry Problem

  • david3305
  • · Replies 5 ·
Replies
5

Simple trigonometric simplification

  • Krushnaraj Pandya
  • · Replies 2 ·
Replies
2

Problem in finding a general solution

  • navneet9431
  • · Replies 4 ·
Replies
4

Trouble developing trig expression

  • frkCarl
  • · Replies 5 ·
Replies
5

Help in factorization of a third degree polynomial

  • opus
  • · Replies 14 ·
Replies
14

How Can You Solve for x When L1 and L2 are Parallel?

  • david3305
  • · Replies 4 ·
Replies
4

How Do You Solve a System with Variables and Constants?

  • JaZZyCooL
  • · Replies 7 ·
Replies
7

Angles inscribed in circles part 1

  • grimTesseract
  • · Replies 6 ·
Replies
6

How Do You Solve sin^2(x) + tan^2(x) = √2?

  • ForceBoy
  • · Replies 2 ·
Replies
2

Today, in our class, we received a trigonometric equation

  • Bobs
  • · Replies 4 ·
Replies
4

Constructing accurate diagrams of word problem- Trig

  • opus
  • · Replies 8 ·
Replies
8

Random walk - why is the STD equal sqrt(n)

  • gony rosenman
  • · Replies 9 ·
Replies
9

Find the height of each right cylinder

  • Meadow Delorto
  • · Replies 5 ·
Replies
5

Proving Trigonometric Identities: (sin φ+1-cos φ)/(sin φ+cos φ-1)

  • chwala
  • · Replies 12 ·
Replies
12

What is the proper way to present mathematical problems on online forums?

  • Muhammad Danish
  • · Replies 13 ·
Replies
13

Solving for time in an exponential equation

  • ForceBoy
  • · Replies 12 ·
Replies
12

Probability of winning 10 times in 12 matches

  • FranzDiCoccio
  • · Replies 17 ·
Replies
17

Conics - How to identify figures in the plane?

  • José Ricardo
  • · Replies 28 ·
Replies
28

Please explain the difference between these fractions w/ radical

  • opus
  • · Replies 8 ·
Replies
8

How do we solve this cubic equation

  • chwala
  • · Replies 13 ·
Replies
13

Find the third coordinate of a vertex of an equilateral triangle

  • parshyaa
  • · Replies 11 ·
Replies
11

How to calculate total interest from annuity-immediate?

  • Eclair_de_XII
  • · Replies 4 ·
Replies
4

Can you just give me a hint for how to solve this problem?

  • HAF
  • · Replies 18 ·
Replies
18

Analyzing the graphs of Greatest Integer Functions

  • opus
  • · Replies 4 ·
Replies
4

Determine the standard deviation of these results

  • Tiberious
  • · Replies 10 ·
Replies
10

Maximize product within given ranges

  • opus
  • · Replies 11 ·
Replies
11

A+b=236, What numbers to get a maximum product ab?

  • opus
  • · Replies 21 ·
Replies
21

Algebraic Improvement needed in Comparing enthelpy and internal energy change

  • subhradeep mahata
  • · Replies 15 ·
Replies
15
Replies
14

How Do You Solve Matrix Equations with a Calculator?

  • KF33
  • · Replies 4 ·
Replies
4

How Do You Solve a Circle's Radius Problem Using the Quadratic Formula?

  • Saracen Rue
  • · Replies 11 ·
Replies
11

What is the dual concept in truth tables?

  • Suyash Singh
  • · Replies 5 ·
Replies
5

Help Simplifying a Trig Expression

  • opus
  • · Replies 10 ·
Replies
10

What is the Correct Method for Finding Height Using Geometry?

  • Coderhk
  • · Replies 13 ·
Replies
13

Find the Area of the Shaded Section in a Circle

  • M. M. Fahad Joy
  • · Replies 12 ·
Replies
12

Spivak's "Calculus": AM-GM inequality problem.

  • Adgorn
  • · Replies 6 ·
Replies
6

Finding amplitude, period, phase shift on uglier functions

  • opus
  • · Replies 9 ·
Replies
9

Inverse Trig Functions and Reciprocals

  • opus
  • · Replies 15 ·
Replies
15

Isolating the Y variable in a Trigonometric Equation

  • opus
  • · Replies 9 ·
Replies
9

Constructing g(f(x)) Equation for f(x) = A/(x^2) with Given Conditions"

  • sha1000
  • · Replies 2 ·
Replies
2

Terminating Decimals: 2^n5^m Explained

  • Natasha1
  • · Replies 6 ·
Replies
6

Find All Possible Values of x When 3 Vectors are Linearly Dependent

  • fiksx
  • · Replies 56 ·
2
Replies
56

Designing a Multimodal Learning Preference Test Using VARK Model

  • Zayn
  • · Replies 1 ·
Replies
1

Write out the following set by listing their elements....

  • Rijad Hadzic
  • · Replies 13 ·
Replies
13

Finding no. of combinations for the situation

  • ubergewehr273
  • · Replies 5 ·
Replies
5