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.
Length of AB on Parabola 4x2+7x-1 - Find the Solution
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Optimization maximum area Problem
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20% of memory chips made in a certain plant are defective.
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Cyclic Quadrilaterals: Understanding Angle Equality and Ptolemy's Theorem
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Solve Trig Equation tan 2x = 8cos^2 x - cot x for x 0 ≤ x ≤ pi/2
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Proving Angle Bisector Problem in Non-Isosceles Triangle
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Tricky logarithmic equation at International Baccalaureate high school
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Discrete Probability - error with question?
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Finding the Equation of a Plane Perpendicular to a Given Line and Plane
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Solving Logarithmic Equations Involving x & y
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Expand Polynomials: Finding Coefficients Using Pascal's Triangle
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The Total Time Spent on the Trip is 9 hours.
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Relation on a set containing another relation
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Double Inequality: Find n0, c1, c2
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Comparing Relations: Symmetry, Antisymmetry, and Transitivity
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Equivalence Relations on a Plane - Proofs, Cases, and Geometric Interpretations
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Find the equation of the parabola
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When does equality occur in the inequality (a^2+b^2)cos(α-β)<=2ab?
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Trig Identity Problem: Finding Theta When Tan(theta) = Cos(theta)
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Solve using Determinants and Cramer's Rule?
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How Do You Isolate Theta in This Trigonometric Equation?
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Find Array Mapping Homework Solution
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Combinatorics Problem: Forming Coalitions with at least 5 Mandates
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Proving the Equality of Logarithms with Different Bases
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How Many Balls Are in the Base of a Triangular Pile of 120 Balls?
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Does Geometry Influence Sound Propagation?
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Compound Interest Formula and Natural Logarithms
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Learn How to Solve Equations with Exponential Terms | Homework Help
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How Does Polynomial Long Division Validate the Existence of Remainders?
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Using Natural Logarithms to solve for x
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Find a BASIS for L(S) -The Image of S
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Probability exactly one event occurs?
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Probability Prob,Given P(A)=0.5, P(A U B)=0.8 and P(A ∩ B)=0.1. Find P(A/B).
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Sequence and Series question (maybe)?
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Solving the Equation: sinx - x/2 = 0
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What is the relationship between C.D^n.F and A^n in matrix algebra?
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Equation for a Tangent Circle on the Y-Axis at (3,7)
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2nd Level Vectors question. Tan ratios.
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Solve 3 variables with 2 equations
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Prove that the determinants of similar matrices are equal
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Rotation of Axis and Hyperbolic Sound Travelling Word problem?
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Probability density,cumulative function problem
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Find the angle between the lines
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Deriving the Distance Between Orthocentre & Circumcentre of a Triangle
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Find a Shorter Solution for f(7) with Given Constraints | Elementary Question
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Differentiation Help: Find dy/dx of y=4-1/x
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Euclid's Pythagoras Theorem proof
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Proving Infinite Solutions for sin(x)=b in R using Contradiction Method
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Probability distribution function question
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How can you prove this discrete math induction statement?
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Find a Basis for R^4 Subspace Spanning S
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Log Explanations for Homework Statement - Inflation & Property Value
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Triangle Side Lengths: Find the Third Side with 10 and 14 Units & 30° Angle
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Vectors x, y,z rather confusing question.
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Solving PreCalc Problems: Removing Numbers and Simplifying Expressions
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Trig Word Problem: Finding Vertical Displacement of a Pendulum in 4 Seconds
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Solving Series Summation Problem: Start & How-To
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Parts of a cuboid after n cuts
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What are the five values of (1+i√3)^(3/5)?
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Scalings and translations in graphs
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What makes a matrix positive ?
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Linear Trig Equation Word Problem
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Percent Growth of Exponential Function
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Possible Fourth Corners of a Parallelogram Given Three Non-Collinear Points
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Combinatorics - Permutations of abcdefg. Which is right?
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Infinite Gradient: Tangent Parallel to Y/X Axis?
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Solve LOG Problem: Evaluate Log 3 (Base 27) Without Calculator
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OneFactoring Question: Solving x^3 + x + 2=0
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Combinatorics Problem: How Many Ways Can I Put K Birds into M Cages?
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Evaluating inverse trig function
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Find out a function R--> R such that it is integrable
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Solving the 65050-Digit Prime Puzzle
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Urgent help needed: trig function word problem (, thanks in advance)
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Simplifying a geometric series with an infinity summation bound
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Calculating Stream Width from AB to Point C | Law of Sines Application
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Power series: How would you write this off as?
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Proof By Induction: Solving (2a+b) + ... + (2na + b) = n(an + a + b)
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Finding the Final Velocity unsing a Force by Time Graph.
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Solve for R: e^[(u/e-k)ln s] + v
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Eigenvalue/Eigenvector by Inspection
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Graphs to find minimum days for meetings
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Divisibility: Proving That a is Divisible by c
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Show that there does not exist x,y,z
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How to Prove sin4x/1-cos4x * (1-cos2x/cos2x) = tanx
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Determining logarithm's linearity
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Determine exact values for trigonometry equation
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How to solve this trig equation
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Different identities in one equation
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How to possibly factor this?Solving for θ in a Trigonometric Equation
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Determine a subset for the function of X -> P(X)
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Solving Trig Equations on Intervals [0, 2Pi]
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Finding Probability of Low Cereal Content in Random Selection of Boxes
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What is the angle that maximizes R?
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Inverting Functions Homework: Find f^{-1}(S) for Sets A, B and S
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How to Calculate the Mapping of Points from a Circle to a Tangent?
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Finding intercepts of a cubic function
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Diophantine Equation(Example Run-Through)
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How can I expand sin(x + y) + sin(x - y) to get 2sinxcosy?
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Using double angles to find value of
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Multiplying Radicals with FOIL Method
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