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

Solving the Coefficient of x^33 in Binominal Theorem Expansion

  • morbello
  • · Replies 6 ·
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6

How to Find 'a' Value in Quadratic Graphs

  • Vals509
  • · Replies 11 ·
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11

Determining the Angle of Sight from Fountains to Double Doorway

  • brittney1993
  • · Replies 11 ·
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11

Find the Point of Intersection of GE and BH | Homework Solution

  • brittney1993
  • · Replies 3 ·
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3

Solve "STROM" Logo Puzzle: Uniform Width Calculation

  • brittney1993
  • · Replies 17 ·
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17

Proving a Theorium: Understanding Algebra Basics

  • BadFish
  • · Replies 1 ·
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1

Trying to prove a trig identity

  • james_stewart
  • · Replies 8 ·
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8

Why Does the Book Use 1 Instead of 0.4462 for f''(x)?

  • rclakmal
  • · Replies 10 ·
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10

Hon. Trig & Precalc Exam Review - Concepts

  • jacksonpeeble
  • · Replies 1 ·
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1

Trig Identities that I can't get a grip on

  • Fractal314
  • · Replies 3 ·
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3

So the obvious guess is 1999 or 2006.

  • ephedyn
  • · Replies 4 ·
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4

What is the direction angle of vector <-2,-5>?

  • (-_-)
  • · Replies 3 ·
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3

Solving the Sum of 1+4+9+16+...+n^2 for n=x

  • Mentallic
  • · Replies 15 ·
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15

Stirling's approximation limit problem

  • nitai108
  • · Replies 6 ·
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6

What is the Maximum Product of Two Numbers that Sum to 120?

  • whitehorsey
  • · Replies 4 ·
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4

Show that -i is in the Mandelbrot Set

  • vorcil
  • · Replies 4 ·
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4

Find Sum of Combinations of Odd Cardinalities in X

  • ephedyn
  • · Replies 12 ·
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12

How to Approach Deriving Inequalities?

  • thrill3rnit3
  • · Replies 3 ·
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3

Algebra - involving equations of lines and planes

  • DanielT29
  • · Replies 4 ·
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4

How Can You Optimize Fence Length Without Using Derivatives?

  • Sorry!
  • · Replies 2 ·
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2

How Do You Calculate Angular Velocity for a Bicycle Tire?

  • Imperil
  • · Replies 1 ·
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1

Another angular velocity problem

  • Imperil
  • · Replies 1 ·
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1

Taylor series of two variable ?

  • rclakmal
  • · Replies 1 ·
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1
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2

Do you need to use the quadratic formula to solve for the unkown?

  • yougene
  • · Replies 6 ·
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6

Rearranging Equations: Making a Variable the Subject

  • questions_uk
  • · Replies 10 ·
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10

Determining Arcsin(Sin[7Pi/5])

  • Beer w/Straw
  • · Replies 8 ·
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8

Solve Statistics Questions: North American TV Watching

  • aikawa
  • · Replies 3 ·
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3

Checking Algebra Homework Solutions

  • 1babelove
  • · Replies 5 ·
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5

Is <-> an Equivalence Relation on Propositions?

  • soopo
  • · Replies 2 ·
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2

Proving Mathematical Induction: Solving Equations with Step-by-Step Guide

  • sierra.arreis
  • · Replies 2 ·
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2

How Do You Solve for x in a Midpoint Geometry Problem?

  • Stratosphere
  • · Replies 7 ·
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7

Help on probability again please

  • zhfs
  • · Replies 1 ·
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1

Solve Geom/Trigo Problem: Show BC=2h.tan2\theta

  • Mentallic
  • · Replies 7 ·
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7

I found the answers, but the back of the book has something different?

  • PrecalcStuden
  • · Replies 14 ·
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14

Exponential Growth for Pre-Calculus

  • PrecalcStuden
  • · Replies 19 ·
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19

Please verify that this Algebra work is correct please

  • 1babelove
  • · Replies 1 ·
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1

Algebra - how do i solve for this

  • vorcil
  • · Replies 1 ·
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1

How Do Matrix Transformations Alter 3D Space Geometrically?

  • Gregg
  • · Replies 1 ·
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1

How Does Timing Affect Annuity Calculations?

  • Imperil
  • · Replies 2 ·
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2

Compound Interest / Annuities problem

  • Imperil
  • · Replies 1 ·
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1

Unable to calculate the Determinant of a large matrix

  • soopo
  • · Replies 58 ·
2
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58

Odds in Probability of Green Eyes

  • Math Man900
  • · Replies 1 ·
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1
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10

How to calculate the probability of specific events in probability questions?

  • whitehorsey
  • · Replies 6 ·
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6

Question on Vectors and Components (NOT HW)

  • 037810
  • · Replies 3 ·
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3

Uniform Distribution: PDF, Mean, and Standard Deviation

  • rclakmal
  • · Replies 8 ·
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8

How To Figure Gross With a Certain Net Figure

  • Al_Ch
  • · Replies 2 ·
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2

Factoring Algebraic Expressions with Fractional Exponents

  • DecayProduct
  • · Replies 3 ·
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3

How do you map the graph of y=6^x onto the graph of y=6^(3x)?

  • exis
  • · Replies 7 ·
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7

Basic Function Question: Finding f(1/t) Using Homework Equations

  • greenneub
  • · Replies 1 ·
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1

Velocity of a particle GIVEN position vector

  • vorcil
  • · Replies 12 ·
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12

How to Tackle Complex Algebra 2 Final Review Problems?

  • nvidia69
  • · Replies 2 ·
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2

Probability of defective machines question

  • zhfs
  • · Replies 3 ·
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3

How Does Taylor's Theorem Apply to Logarithmic Series?

  • kidsmoker
  • · Replies 1 ·
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1

Help with Quiz Question on Graphs

  • indifferent_2
  • · Replies 16 ·
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16

Ratio and proportion - HEEEEELLLLPP

  • lazykidarr
  • · Replies 1 ·
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1

Finding Parabola Equation with Vertex and X-Intercept

  • yo0o0ogii
  • · Replies 10 ·
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10

Find the sum of the series 1-3+5-7+-11+ +1001

  • rought
  • · Replies 3 ·
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3

Divisibility by 5: Finding 3-Digit Numbers

  • Amith2006
  • · Replies 8 ·
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8

Is Q a Subspace of R2 or R3?

  • Tweet
  • · Replies 3 ·
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3

Finding Pairs of Integers with GCD 14 and LCM 168 | Discrete Math Homework

  • bphysics
  • · Replies 18 ·
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18

Solve Vector Problems: Scalar Product, Perpendicularity & Distance

  • vorcil
  • · Replies 8 ·
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8

How Do You Determine the Value of k in a Plane Equation?

  • vorcil
  • · Replies 1 ·
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1

What is the probability of a security pass being yellow or having a chain?

  • Chewy0087
  • · Replies 1 ·
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1

Probability Random variables help

  • tweety1234
  • · Replies 2 ·
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2
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8
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1

How Can I Accurately Graph f(x)=sin^2*x and Understand Its Symmetry?

  • cash.money
  • · Replies 7 ·
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7

Integration Problem: Solving 3/(1+4x)^0.5 from x=0 to x=2

  • PhyStan7
  • · Replies 2 ·
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2

How Do You Calculate a 95% Confidence Interval for Potato Weights?

  • Gregg
  • · Replies 6 ·
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6

Limit Problem: Solving Lim as x goes to infinity of sqrt(x^2 + 1) / x

  • icosane
  • · Replies 4 ·
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4

Units of C & K in d=ω C √(l/g) sin(ω K √(l/g))

  • MattRSK
  • · Replies 2 ·
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2

Proving cis(x1 - x2) - cis(x2 - x1) = 2cos(x1 - x2)

  • soopo
  • · Replies 14 ·
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14

Solving for a Side in a Triangle: Law of Cosines

  • DecayProduct
  • · Replies 4 ·
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4

Navigating Math After High School: Where to Go Next?

  • DecayProduct
  • · Replies 4 ·
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4

Multiplication and addition principle for count possibilities?/

  • rclakmal
  • · Replies 4 ·
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4

Basically we were given vector problems, HELP

  • kushalksoni
  • · Replies 2 ·
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2

(2) questions on convergent and divergent

  • whitehorsey
  • · Replies 1 ·
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1

What Is the Ideal X-Scale for a Histogram of Flight Arrival Times?

  • whitehorsey
  • · Replies 3 ·
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3

Recursive Def/Compounding Interest question

  • rought
  • · Replies 6 ·
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6

What Does the Inverse of Daylight Hours Reveal About the Year?

  • Imperil
  • · Replies 4 ·
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4

Incircle tangents in a triangle

  • soopo
  • · Replies 2 ·
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2

Composition of functions (in set)

  • 385sk117
  • · Replies 4 ·
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4

Geometric Sequence and Recursive Definition

  • rought
  • · Replies 1 ·
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1

Reciprocal property inequality

  • Beer w/Straw
  • · Replies 8 ·
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8

Lawyer seeks help for a mathematical problem

  • Laser Eyes
  • · Replies 4 ·
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4

Maximize Revenue for Quadratic Problem at Movie Theatre

  • Imperil
  • · Replies 7 ·
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7

Struggling with Trig Identities for Homework?

  • chops369
  • · Replies 9 ·
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9

Solving the Cos+SinTan/SinSec=Csc Equation

  • fouracres
  • · Replies 4 ·
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4

Find the equation of a parabola

  • ChieF.
  • · Replies 3 ·
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3

How Do You Solve the Modulus Inequality x|x - 2| ≥ 1?

  • nyrychvantel
  • · Replies 1 ·
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1

Can Coefficient of Variation Determine the Best TV Manufacturer?

  • rclakmal
  • · Replies 1 ·
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1

Improve Your Summation Skills with These Helpful Tips | Homework Help

  • klite
  • · Replies 21 ·
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21

Solve Geometry Problem: Volume of Solid Swept by UXWV

  • bleedblue1234
  • · Replies 2 ·
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2

Exponential Function: Multiplier for e^-x

  • Ry122
  • · Replies 1 ·
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1

How Do You Prove De Morgan's Law for Union and Complement?

  • 385sk117
  • · Replies 8 ·
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8

Calculating Volume of a Closed Cylinder with 600π Surface Area

  • tweety1234
  • · Replies 6 ·
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6

Commutativity vs Associativity

  • kenewbie
  • · Replies 8 ·
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8

Multiplying Variables: How to Multiply (3√2x)(3√2x) | Homework Help

  • Stratosphere
  • · Replies 8 ·
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8