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.
Solve 7^2x+3=7^x^2: Step-by-Step Guide
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Calculate Angular Velocity of 70cm Bicycle at 25km/hr
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Permutation and combination problems.
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Find the Time to Complete a Painting Job with Proportion Homework Help
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Is this statement true about mathematical propositions?
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Method of Moment Generating Function Help
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Joint Moment Generating Function Help
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What are the Solutions to a Complex Quadratic Equation?
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How Do Parabolic Roads Drain Water?
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Calculate x-intercept for f(x)
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What is the first x value that satisfies x-3>0?
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Solution to quadratic equation doesn't look right
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Another Isosceles Triangle Problem
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Need help with conic intersection algebra
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Mastering Logarithms: Simplifying Logarithmic Expressions
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Isosceles Triangle Geometry Problem
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Answer: Estimate Murder Time from Temp & Air: 55°F
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Using trig to find solutions to a quintic
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Probability to get a specific triangle
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Solving an Odd Function with Periodicity
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Complex Numbers identity help
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Solving Polynomial Equations with Exponents of 40
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Solve x & y: x2 + (√8)x*sin[(√2)xy] +2 = 0
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Solving Permutations with Multiple Sets
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Finding the inverse of two functions
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Systems of Equations: Word Problem
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X^2 + 5x + 25/4 is a perfect square trinomial?
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Equilateral Triangle Side Lengths
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What is the range of a rational function?
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Write the trigonometric expression as an algebraic expression in u.
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Proving image of intersection?
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Calculating the Width of a Triangle at Position x
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Abstract Algebra: Groups and Subgroups
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Find the equation of the line with slope -1 that is tangent to the curve y=1/x-1
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Verify whether the statement is true.
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Tricky Trig Simplification, or so I think
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How to find the exact value of cos 67.5 ?
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Poisson approximation distribution
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Can the Proof of a Statement be Improved: A Request for Assistance
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Drawing a right triangle to simpliy the given expressions
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Seeking Confirmation On An Equation's Answer
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Interval Notation for Set Intersection and Union
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Setting functions equal to each other to cancel
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Quadrilaterals using Geometer's Sketchpad (Thumbnail Included)
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What is the probability of two seeds germinating if their types are unknown?
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How to Solve a Challenging Trig Equation with Identities?
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Calculating a limit with tangent as denominator
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Is My Calculation of Electric Field Correct Using the Paint Document?
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Factoring without quadradic formula
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Finding unknown given vector a,b and parallel
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Efficiently Calculate Radian Circles | Part B Explanation
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Why Does Using Negative R in Trigonometric Equations Affect My Solution?
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Number Theory WOP: Find Smallest Integer of Form a - bk
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Shifting a parabola vs changing slope of a line
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Solve Hard Trig Question: Cube <ACB Angle
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Solving Matrix Equations: x = Cx + d to x = [(I - C)^(-1)]d
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Solve Simple Trig Question: Sin x = √3 * Cos X
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How do I add two numbers with exponents?
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Probability Statistics Question
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Expected Value and Standard Deviation of A1 Computer's Rebate
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Dual geometry with 5 points question
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Is g(x) Always Continuous if Sandwiched Between Two Continuous Functions?
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Help with continuity of functions
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Exact values of inverse-trig expressions
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Dot and Cross Products: Solving for [u x v] - 0, Simplification and Distribution
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Find the Area of the Parallelogram
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Proving an Inequality: (1+a)q < q/(1-a) for a < 1 and Positive Real Numbers
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Algebraic Rate Problem: Finding Time for Bob to Reach Charlie
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Calculating Total Number of Live Viruses after 10 Seconds
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Solve for x, y and 4x in 4x+x+y=280^0
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Y=e^xlna increases less quickly than y=e^x when a<e e. i. lna<1?
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I can't find the log of a negative number
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Solve Algebra Rate Problem: Dragon Walking & Car Driving
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Remainder theorem question - combine divisor
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Proving Binomial Theorem with Greatest Term and Coefficient Relationship
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Perpendicular vectors, triangle, tetrahedron
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How do you find the range of 1/{(x-1)(x+2)} for [0, 6]?
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Prove that x is irrational unless it is an integer.
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How to solve a cubic equation with two variables and one constant
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Not so basic algebraic fraction manipulation
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Need help finding the slope of a line for a triangle area problem?
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Y=X^1/2 is the same as Y=+/-sqrt(X) ?
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Proving Nullspaces: Null(M) = Null((M^T)(M)) | Matrix Homework
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Binomial expansion of term with x^2
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Mastering Trigonometric Equations: Solving cos 2x-cos^2 x=0
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3^n+1 has an odd prime divisor
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Compound Interest Formula and Natural Logarithms
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Solving Inequality: |x-1|+|x-2|>1
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Geometry Triangle Congruence - Should be easy?
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How did this conversion took place ?
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Solve for a and b | Homework Help on Angles | 900 = a + b, a = b/14
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Data Management: Premutations Problem With identical Items
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Finding Binomial Co-efficient from pronumerals
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Ptolemy's Theorem and Cyclic Quadrilateral
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We're working with logarithms of base 3
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Factoring polynomial through grouping
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Distances between planes (intro lin alg class)
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How Do You Solve for (z)xy Given These Equations?
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Need help in solving 2 questions of Discrete Mathematics
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Create the following matrix A (matlab)
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