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.
Good Approximation to the Log Function
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Is the Mathematical Solution in the Book Incorrect or Am I Mistaken?
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Need help on working out of a probability problem
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Please Critique my Presentation of the Quadratic Formula
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Is Tan 43° Exactly Equal to (sqrt(5) - 1)/2?
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Why Is There No Reflection of y=√x in the Fourth Quadrant?
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What Are the n Distinct Complex n-th Roots of a Nonzero Number?
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Angled triangle ABC are x-1, x
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Simplify Fractions: 2/(49^1/3+7^1/3+1)
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Simplifying multiple trig functions into a single trig function for physics II
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Proving 0 < θ1 < β in θ12-γθ1+β=0
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Solve using quadratic formula?
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What is the value of a to have double solutions in this quadratic equation?
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How to Simplify a Square Root with Multiple Radicands
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Probability of At Least 1 Girl Child in Family of 3
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Basic Math - How to find the area of this composite shape?
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Log Simplification Strategies for Evaluating Expressions with Square Roots
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Problem involving square / square root of a complex number
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Probability: Permutations/Combinations
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Stuck on Math 11 Problem Solving questions.
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Help with Set questions please
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Proving a=b=c in a Ratio Proportion Problem
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Binomial Distribution Practice: Part A Solution & Part B Explanation
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(3p^-3 q^-1)^2 x (-4p^3 q^-2)^2 = ?
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Trigonometry - How to solve this equation and find the solutions.
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Scientific notation root powers exponents question
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Help with an Algebra 2 word problem
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A trig question without calculator
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Find Solutions for |x-1|*|x+1|=0 with Step-by-Step Guide
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Function Question - Walking and Rowing
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Understanding Subset Relations in Set Theory
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Trig Problem- solve equation. Check
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H/W help on Geometric vs Component Vector Addition
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Solving Log Equations (Different Bases)
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Trig & Physics: How does Cos(90+θ)= -sin(θ) relate to Vectors
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Polynomial Equation: Solving for x with 3 Solutions | Math Homework
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Vectors: Linear Combinations and Parallelism
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How can the change-base identity be used to prove this equation?
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Proving the Equation with Complex Numbers
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How Do You Handle 3D Vector Operations with Polar Coordinates?
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Finding length in regular pyramid
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Homework SolutionEigenvalue of a Matrix: Proof Involving Nonsingular Matrices
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Can Grade 12 Trig Questions Be Too Challenging?
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Exponential and logarthmic functions
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Simplify the following expression
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B^2 = a with a is an integer and b rational => b is an integer
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Are there 3000 types of sandwiches?
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Solving Logarithm Problem: (-1/2)log2+(1/2)log1+(3/2)log4-(3/2)log4-(3/2)log3
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What is the correct method for calculating the co factor of a 3 x 3 matrix?
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Hi guys, Need some help on something I didn't know I didn't
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Simplifying this trig solution
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Trig identity with natural logs and absolute value?
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Trig Question 8(c) Solution Discussion - Edexcel 6665-01 January 2011 Exam
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Question Regarding System of Equations
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How Can You Prove This Trigonometric Identity?
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Function Equality: Proving Equality w/ Domain & Values
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Understanding the Quadruple Angle Identity for Cosine
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Logarithm Problem: Prove xy = 5 | Homework Help
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If Logb(x) = 0.8, solve for Logb(x)(x^1/3)
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What are the Inverses of y=x^{2}+4x-6?
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Rearranging to solve an equation (quick question)
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Use De Moivre's Theorem to prove this:
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Calculating the radius of a HII region - worked out but just need you to check
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How do you find the equation of a Cubic function given 5 points? (no zeros)?
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Analytic Trigonometry: Solving Equations in (0, 2∏) Interval for cos(2x)=1/2
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Writing an absolute value function as a piecewise function
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What order do you transform graphs in?
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Solve Inverse Trig Function with Domain [-π/2, π/2] | Step-by-Step Guide
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Functions of a Complex Variable
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What is the Exponential Model for Depreciation of a Car's Value?
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Solving Sinusoidal Equations involving Cosine Inverse
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GEBRA: How to Create Quadratic Equations for a Given Area of a Rectangle
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When is m33 divisible by 36? (m is an integer).
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Determine the lenght of arc and the area of the sector subtended by an
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Master Logarithmic Equations: Expert Tips for Solving Problems
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Prove If x^2 is irrational then x is irrational
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Can AB-BA ever equal the identity matrix?
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Why Can't an Exponential Function Pass Through Specific Points?
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Solving equation with power of x in it
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Inverse of a logarithmic function
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Domain and range of composite function
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Log and Ln Problem - Matching Equations
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Matrices- Variable in Matrices-Help
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How is this graph NEGATIVELY SKEWED
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What is the range of x for positive values in f(x) = x^2 -2x -3?
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Solving a Logic Problem: Prove ~(A * F)
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Radius of a circle whose area is of 2 other cirlces
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Prove: QR Passes Through O If PQ, PR on xy=c2 Inclined Equally
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Statistics: Null hypothesis/chi-squared question.
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Help w/ Math Proofs: cos(n∏+θ), ln|sec x|=-ln|cos x|
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Multiplying Cosines: Learn How to Represent x(t)
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Can x be equal to the square root of its own absolute value?
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Classic combined rates of work word Problem
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Roots of a quadratic equation.
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Equation of Line Joining (-1, 1) & (2, 5): 3y = 4x + 7
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Bunch of questions that may have typographical errors in the answer key
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Question about Sawtoothwave Function
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How can I solve this uniform distribution question?
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Finding line segment length between two fartherst corners of a cube.
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Nickels and Dimes = some amount, how many nickels?
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