Precalculus Mathematics Homework Help Forum

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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.
Greatest integer function: Textbook wholly inadequate
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Finding the Area of a Triangle (using determiants)
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How Many Different Combinations?
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How to prove this trig equation
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Can Transcendental Equations Like x^2 = sin(x + 2) Be Solved Algebraically?
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Direct, and Inverse Proportion; Invariants.
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A seemingly impossible problem from my teacher
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I have a hard time recognizing transformations of functions.
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Solving Trig Equations: Tips and Tricks for Finding Solutions
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Help with Ratios: Splitting 500 bucks
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Calculating Number of Folders: 4^4 + 4^3 + 4^2 + 4^1
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Max Water Flow from 12" Alum Gutter
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Calculating Probability of Winning Candy for 10 Students
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Statistics: sample median, means, s.d. vs sample size
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How do I perform transformations of functions?
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Can't remember the right word
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Is there an easy way to learn Logic?
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Solve System of Equations Using Gaussian Elimination
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Solve Einstein's Math Problem: 1-9=100
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Finding the equation of a parabola
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Absolute Values: Is it a Mistake or Something I Don't Know?
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Find Largest Area Enclosed by Rectangle w/ Given Parameters
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How Can Matrix Theory Predict Subscription Trends in a Concert Series?
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Complex exponentials and differential equations
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Understanding Even and Odd Functions: Exponents and Symmetry Tests Explained
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Help! I'm Struggling with Trig f(x) = -2sin3x - 4cos3x
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Sum of First 20 Terms of Arithmetic Series: 131+235
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How do you solve x^2 + 2 = 0 and x^4 + 4 = 0?
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What is the correct way to calculate percent increase in math problems?
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Negate Uniqueness: Check Correctness
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Finding the equation of a circle from given point on the graph
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Help Me Express y=cos(4t)+sqrt(3)*sin(4t) in terms of y=A cos(u-v)!
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Troubleshooting Rearranging Equations: How to Solve for v in a Complex Equation
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Finding a formula of a math problem
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What Is The Probability Of Picking A 3 Digit Number Divisible By 7
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How can I solve the sum of this series without differentiation?
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How to Check Your Solutions for Equations?
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Probability: 2 People Have Bags of 60 Marbles
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Solving 2y^2 + xy = x^2 + 3: Stuck at y = \frac{x^2 + 3}{2y = x}
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Linear Algebra question concerning matrices
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Solve Easy Precal Questions: Quadrant II, Sin 2(0\), Trig Expressions
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Inverse of y = [(e^x)-3]/[(e^x)+1]
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Solving for Minimum Point of Curve C: x2 + 2x + 4
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How Accurate Is the Binomial Approximation for Small x Values?
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Partial Fractions: Reducing x^5, Example Help Needed
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Solve Math Problem: Finding i Given i_a and n Terms
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Proving X, A, and Y Lie in a Straight Line | Triangle Medians Proof
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Solving Fractions with Roots: an Example
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How do you get rid of the SIN() function to solve for x?
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What is the radius of the circle?
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Solve Binomial Expansion: (2/x^2-x)^6 - No x Term
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Percent Difference w/o A: How to Calculate
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Linear Combination of Cosine Function
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Solution to an exponential equation
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Discovering Cubic Root Solutions for Scientists
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How Do You Prove This Trigonometric Identity in a Triangle?
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Binomial Theorem - small values of x and approximate values
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A project with some math questions just need to know how to do them
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Calculate Angle C with Tail-Tip Method
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What is the square root of complex numbers?
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Factors of polynomial with fractional powers
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Conditional Probability Traffic light question
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Solving Trig Identities: Tips for Getting Unstuck
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Derive a trigonometric equation for the volume of the cone
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Proofing: sqrt(7+sqrt(48))+(sqrt(7-sqrt(48))=4
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Simplify homework problem help
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Solving Trigonometric Inequalities in a Given Interval
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Unraveling a Tricky Trig Equation: Tips and Tricks for Solving
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Solving Inflated Series: Sum of First 20 Terms of a=r^k-1
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Proving the Identity: sinA/(1+cosA)=tan(A/2)
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Algebra 2. Transformation of Fucntions.
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Solve Identity: 1/(cosA+sinA) + 1/(cosA-sinA)=tan2AcosecA
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Simple Complex number problem,
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Solving system of linear equations
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Finding Dimensions of Vector Subspace Spanning a Set
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When Does Vector Addition Equal the Sum of Magnitudes?
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Solving Inner & Outer Circle Relationship Problem
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Trig Identity: Solving \frac{\cos^2 \theta}{1 + \sin^2 \theta} = \sin \theta
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Generic mathematical definitions of the conics
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Desperately seeking help with stats 1001
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Solving f(x) = 5^sqrt(2(x^2)-1)
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Log Help: Determine Expression Equal to log x
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Solve Trig Identity Problem: Eliminating θ from x=2+cscθ and y=1/4tanθ
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Sum of Roots of x^3 - mx^2 + nx - 1 = 0
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Probability Problem: 2 Ticket Draw, What's the Odds?
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Trig Identity: Solving \cos \theta (\tan \theta + \cot \theta) = \csc \theta
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Solve Complex Algebra Problem: Laplace Transform of cos(at)
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Trigonometric Equations: Solutions for sin θ = cos θ and sin θ = -3 cos θ
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Matrix Applications in Political and Business Settings
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Trig Product: Simplifying sina+sinb+sin(a+b) as a Product
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Solving Trig Problem: Showing Sin(1/9pi) to Sin(4/9pi)=3/16
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Sample Space for Random Exp: {1,2,3,4,5,6}
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Solving 3 cos x + 4 = 0 cos x = -4/3
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Help with algebra in a physics problem
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Can someone assist with finding a perpendicular line in standard form?
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Does W(2,-1) Lie on UV's Perpendicular Bisector?
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Potential Energy of Ions in a Molecular Structure
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Verifying Quadrilateral Properties
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Explaining the Definition of Absolute Value
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Tricky Word Problem: Solve It with These Tips | Help with Calculations
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