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

Domain and range of this function?

  • oray
  • · Replies 6 ·
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6

Checking Homework: Did I Solve x Correctly?

  • LLS
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4

How to factorize a polynomial involving cyclic and homogeneous terms?

  • takercena
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3

Cooling Curve Analysis: t vs. T Difference

  • Stacyg
  • · Replies 3 ·
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3

Self studying, similar to a Factorial?

  • rocomath
  • · Replies 6 ·
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6

How can complex numbers be simplified?

  • Physicsissuef
  • · Replies 19 ·
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19
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4

Notes and soundwaves and periodic functions and algebra

  • brandy
  • · Replies 4 ·
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4

Number of Tickets for A to B: 90

  • Amith2006
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2

Chain rule Product rule Derivative

  • cj123
  • · Replies 5 ·
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5

Solving a Parabola: Finding the Width at a Given Height

  • rocomath
  • · Replies 3 ·
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3

Maximizing Area: Perimeter of 2D Figures and Volume of 3D Figures Explained

  • Amith2006
  • · Replies 3 ·
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3

Uses of mean, standard deviation and Z tables

  • sazzlefrazzle
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2

Finding the Phase Angle for a Differential Equation Solution

  • Sparky_
  • · Replies 2 ·
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2

Identifying Equations: Parabolas, Circles, & More

  • oray
  • · Replies 12 ·
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12

Find a+b in Regular Hexagon Complex Plane Problem

  • ehrenfest
  • · Replies 1 ·
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1

Finding Smallest Integer for Integer Expression with Trigonometric Functions

  • ehrenfest
  • · Replies 2 ·
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2

Combinations Problem: Solving k Value in Homework Equation

  • temaire
  • · Replies 2 ·
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2

Help with Compound Interest Homework Problem

  • oceanflavored
  • · Replies 1 ·
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1

What is the solution to a differential equation in trigonometric form?

  • Sparky_
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3
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6

How Can the Same Number Result from Different Calculations?

  • brandy
  • · Replies 11 ·
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11

How Do You Calculate the Fourth Root of i Cubed?

  • Theofilius
  • · Replies 2 ·
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2

Softball Team Combinations Problem Solved

  • temaire
  • · Replies 4 ·
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4

What Is the Smallest Normal Subgroup of a Group Containing a Given Subset?

  • norajill
  • · Replies 1 ·
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1

Finding Coterminal Angles in Trigonometry

  • LordofDirT
  • · Replies 6 ·
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6

Converting from Polar to Rectangular

  • tachu101
  • · Replies 2 ·
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2
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5

Determinants and Cramer's Rule

  • rocomath
  • · Replies 1 ·
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1

What is the third condition for finding the symmetric point of a line?

  • Physicsissuef
  • · Replies 2 ·
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2

Solve 2/5(sqrt(3)^5)=18sqrt(3)/5 | Math Problem Help

  • alpha01
  • · Replies 4 ·
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4

What is the Cost of Painting a Vessel with Given Dimensions?

  • Amith2006
  • · Replies 2 ·
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2

Center,Radius of a 3 Dimensional circle given 3 points

  • ukmj
  • · Replies 1 ·
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1

Equation of line parallel to plane and intersaction with other line

  • Theofilius
  • · Replies 5 ·
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5

Matrix forms of quadratic equations

  • Dr Zoidburg
  • · Replies 4 ·
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4

Angle between radius vector and x,y,z axis

  • Physicsissuef
  • · Replies 22 ·
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22

What is the symmetric point of the point M(3,4,7) from the plane 2x-y+z+9=0?

  • Physicsissuef
  • · Replies 13 ·
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13

Attempt at proof by contradiction need verification

  • duckandcover
  • · Replies 6 ·
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6

Complex Circle Solutions within Given Constraints

  • Physicsissuef
  • · Replies 28 ·
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28

Complex Plane Points with Re(z)≤0 and |z|=3

  • Physicsissuef
  • · Replies 58 ·
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58

Solving for Parameters B and D to Determine if a Line Lies in the XY-Plane

  • Physicsissuef
  • · Replies 10 ·
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10

Solve Simple Polynomial: Find a if fx=2x^3-ax^2+2x-7

  • takercena
  • · Replies 8 ·
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8

Finding the Quickest Route During Rush Hour Traffic

  • temaire
  • · Replies 17 ·
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17

Find Coefficient of x^3 in (2x^2-3/x)^3

  • Stacyg
  • · Replies 9 ·
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9

Nonlinear System Solution Strategies

  • oray
  • · Replies 6 ·
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6

Report the test statistic value

  • melissa5789
  • · Replies 3 ·
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3

Solving Combination Problem: 11Cn=330

  • temaire
  • · Replies 1 ·
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1

Discrete probability distribution

  • ineedmunchies
  • · Replies 10 ·
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10

A number raise to it self infinitely

  • bigjoe5263
  • · Replies 14 ·
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14

Need Help in Proving Trig Identities

  • coolshah
  • · Replies 3 ·
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3
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6

Solve inequality by factoring help

  • DeanBH
  • · Replies 2 ·
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2

Equation of Plane through M(2,3,1) and Line: Solved with Step-by-Step Guide

  • Physicsissuef
  • · Replies 14 ·
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14

Testing H0: μ=0 Against Ha: μ≠0 with 10 Observations

  • melissa5789
  • · Replies 1 ·
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1

How Is X Expressed Using Inverse Matrices in the Equation AX + B = DC^-1?

  • cmcc3119
  • · Replies 7 ·
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7

Express the surface area of a cube

  • CarbonBased
  • · Replies 1 ·
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1

Equation for Parabola with Given Focus and Width: Homework Problem

  • pythagman
  • · Replies 2 ·
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2

Gradient of the graph y = a - k/x

  • DeanBH
  • · Replies 8 ·
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8

Finding upper and lower limits of a graph

  • Aki
  • · Replies 2 ·
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2

Solving Ax=b with Matrices A and C

  • flash
  • · Replies 9 ·
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9

Understanding Fuzzy Logic for Exam Preparation

  • norajill
  • · Replies 1 ·
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1

How can I solve systems of linear equations using the addition method?

  • elizavikki
  • · Replies 1 ·
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1
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1

How do logs work with multiple bases and negative exponents?

  • DeanBH
  • · Replies 6 ·
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6

Solve Equivalence Relation Homework: Prove ~ is Equivalent

  • thenoob
  • · Replies 4 ·
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4

Complex Numbers: Solving Equations with Fixed Points and Absolute Values

  • Physicsissuef
  • · Replies 19 ·
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19

How Do You Compare and Derive Terms in Sequences S and T?

  • Zoheb Imran
  • · Replies 2 ·
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2

Properties of Inverse Matrices

  • tigger1989
  • · Replies 1 ·
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1

Understanding Logarithmic Function Problems: Solving for x

  • feiser
  • · Replies 2 ·
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2

How do I add two polar form vectors?

  • mattyd-
  • · Replies 1 ·
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1

Finite Differences & Leading Coefficients Relation

  • dvmckay23
  • · Replies 1 ·
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1

Need help with a quadrilateral proof please

  • shyguy10918
  • · Replies 4 ·
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4

Master Simplifying Skills: How to Simplify Complex Equations

  • 1calculus1
  • · Replies 4 ·
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4

Understanding Integration: Simplifying Logarithms and Exponents

  • DeanBH
  • · Replies 5 ·
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5

Help with a problem required =D

  • roadspill
  • · Replies 6 ·
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6
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5

Challanging Problem It is nessecary to solve quicly

  • vip89
  • · Replies 12 ·
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12

Proving Induction: Sum 1 to n of 1/√i ≥ √n

  • dtl42
  • · Replies 3 ·
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3

Maximizing (sin x+cos x) on [0,2*pi]

  • ritwik06
  • · Replies 5 ·
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5

Lim( 1/1.3+1/3.5+ 1/(2n-1)(2n+1))where x tends to infinty?

  • succhi
  • · Replies 4 ·
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4

Algebra 2 Help: Rational Expressions

  • Sparky_
  • · Replies 2 ·
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2

Binomial Expansion (1+4x)^7: Guide for Correct Answer

  • DeanBH
  • · Replies 1 ·
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1

Associating a focal length to an angle for a parabola

  • rohanprabhu
  • · Replies 1 ·
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1

Find the inverse of y=x^3 + x +4

  • physstudent1
  • · Replies 5 ·
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5

Extracting X from Y: A, B, C, D Known

  • shlomitk
  • · Replies 2 ·
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2

Troubleshooting Inverse Function Problem | Basic Algebra Review

  • aquitaine
  • · Replies 2 ·
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2

How to work out the drop of a ball once the velocity is known

  • red888
  • · Replies 3 ·
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3

How do i find the roots of this?

  • DeanBH
  • · Replies 6 ·
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6

How Do You Simplify Complex Trigonometric Expressions?

  • stuck
  • · Replies 5 ·
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5

Permutations and Combinations of the word POSSESSES

  • fffff
  • · Replies 2 ·
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2

Solving a Circle Equation: Where Did I Go Wrong?

  • DeanBH
  • · Replies 8 ·
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8

Solving Plane Course & Speed Problems

  • bluejeans
  • · Replies 4 ·
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4

Partial Fractions: Solving 4/((s^2) + 4)(s-1)(s+3)

  • sara_87
  • · Replies 2 ·
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2

Matrix relation of sets. symmetric, antisymmetric,reflexive,transitive

  • sapiental
  • · Replies 3 ·
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3

Troubleshooting Inverse Functions: Solving Algebraic Problems

  • aquitaine
  • · Replies 2 ·
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2

Efficiently Solve a Complex Secant Problem | Homework Help

  • ritwik06
  • · Replies 3 ·
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3

How can four tangent values equal one?

  • xphloem
  • · Replies 7 ·
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7

Prove: Swimmer's Time in Flowing River = Time in Still Water

  • riddhish
  • · Replies 3 ·
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3

Solving Sin6x+Sin4x for Homework

  • Physicsissuef
  • · Replies 7 ·
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7

Counting Problem: Inviting Jack's Friends to Dinner

  • sapiental
  • · Replies 7 ·
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7