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.
Finding the Complement of a Set
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Intersection of two parabolas where one is vertex shifted
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Proving Subspaces of Vector Spaces: Evaluating A Vector x
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Is a subspace still valid without the zero vector?
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What is the probability distribution for the random variable X in this problem?
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How Far from the Target Does a Machine Gun Hit 50% of Its Bullets?
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Quadratic equations - problems
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Linear Algebra Transformations
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Vector Algebra: Finding Resultant Forces at Optimal Angles | Expert Help
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Algebra Word Problem - practice problems
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Find Intersections of Trig Functions with different periods
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Summation of a trigonometric function
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Algebraically Determining the Solution to this Combination
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How to Solve a Rational Equation with Unknown Vertical Stretch/Compression?
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Correlation, simple formula, meaning
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How to Make the System Consistent: Solving for Alpha in an Augmented Matrix
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How Do You Solve for X in a Matrix Equation?
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Vector (i-j=k): Why Does MA=i+j+k?
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Integer solutions to ax^2 + bx - cy^2 - dy = 0
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Check Your Solution: Parametric Equations for a Line through Two Points P and Q
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How Does Yacht Movement Affect Angle of Depression?
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Are These Two Lines in Space Parallel?
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Linear Independence: Answer to Homework
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Find the period of the function
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Logarithm state the value of x for which the equation is defined
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Evaluating limit of floor function
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Evaluating a limit as x tends to ## \infty##
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Value of an unusual vector notation
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A manipulative matrix question
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How Is Doubling Time Calculated in Population Growth Models?
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Logarithm Depreciation Word Problem
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Find the solution set of 2^(2x-2)-2*2^(x-1)=8
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Without solving the equation show it has 2 rational roots
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How Many Numbers Cannot Be Written as xa+yb?
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Logarithm Issue. Unable to find answer sheet answer
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Rational functions: combine and simplify terms
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Solving the Relation: ##n((AXB) \cap (BXA)) = n(A \cap B)^2##
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Suppose x-2, x and x+6 where are sequential terms in a geometric sequence
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Master Trigonometric Identities with Double Angle Techniques
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Unknown Transformation Machine
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Finding Points of Intersection for Two Functions
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Probability of Gorilla Stodging with Throwing Bananas
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Calculating Variance: Sample vs Population
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Solving Simple Trig Identity w/ Sum-to-Product Identity
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Probability question on fair coin
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Just to prove them wrong: Trigonometry
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Cards and envelopes permutation problem
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Is (n^2+3)(n^2+15) divisible by 32 for odd positive integers n?
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Work done by a force going around a circle ?
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Complex 2 variables and 2 unknown abstract question
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How Do You Solve This Trigonometric Limit Problem?
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Finding an equation with given traits
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A cubic equation and its roots
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Calculate Triangle Area with Basic Ratio Method
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Statistics uniform distribution problem
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Calculating x From Collinear Vectors c and d
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Transforming Trigonometric Equation
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Probability of Vacation Employment During Christmas Holidays
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The orthocentre of the triangle and a parabola
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Understanding Complex Solutions and Plotting on a Function Graph
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Relation in Sequence Homework: H.P. and A.P. Equations
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Summation with binomial coefficients question
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One sample t-procedure or two sample t-procedure?
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Equation of Bisector of Two Lines
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Probability and normal distribution
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Circle Tangents and Locus Problem: Finding the Equation with Given Slopes
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How can I find the equation of a line perpendicular to a plane in 3D?
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Trigonometric functions (identity&equations)
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What is the Locus of Points on a Circle Touched by a Given Line?
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How to Solve a Tricky Algebra Problem: Clock Gains and Time Differences
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Given quadratic equation how are the integer solutions found?
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Statement on matrix and determinant
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Proving the Summation Problem: P(x) and the Limit of |e^(x-1)-1| for x>0
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Cosine Rule Problem: I Can't Do a(ii) - Get Help Here
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What is the Limit at Infinity for (2^x-5^x) / (3^x+5^x)?
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Mathematically describe this function
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Moivre-Laplace theorem (homework)
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Function expression, area of a window
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Questions about probability (successive attempts?)
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What Is the Limit of This Trigonometric Expression as x Approaches π/2?
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Number of injections, of functions
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If the log is expressed with base 9 it is equal to:
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For what values of k will the equation have no real roots?
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Divisibility Problem: Show That n=3
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Word problem x boys and y girls in a class
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Why Does the Method of Distribution Affect Probability Calculations?
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Finding solution for three sets of planes
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Finding value in a complex set region
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How Can Boolean Identities Simplify AB'CD+(ABC')'+ABCD'?
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Evaluating magnitude of vector
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The probability of a type II error for a hypothesis test
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Finding the sum of inverse trigonometric expression
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Product of the gradients of perpendicular lines proof help
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Triangle problem, finding unknown sides
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Compound Interest Systems of Equations Problem
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Electron - Phonon scattering, deriving the contribution to
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Why Does the Equation [ x / (x - 3) ] + 3 = 3 / (x - 3) Have No Solution?
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Factorising High order polynomials
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Composite Functions, please confirm
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Probability question for succession?
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