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.
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Questions on ln and e^x graphs
- Samurai44
- · Replies 4 ·
How to find the volume of this pulley?
- SagarPatil
- · Replies 14 ·
Solve Tricky Work Problem: Find Combined Effort Time
- vin300
- · Replies 3 ·
Find a unit normal to the plane containing a and b
- wolfspirit
- · Replies 6 ·
Finding the Complement of a Set
- Keen94
- · Replies 2 ·
Intersection of two parabolas where one is vertex shifted
- curiouschris
- · Replies 10 ·
Proving Subspaces of Vector Spaces: Evaluating A Vector x
- Supernova123
- · Replies 3 ·
Is a subspace still valid without the zero vector?
- jeffreylze
- · Replies 2 ·
What is the probability distribution for the random variable X in this problem?
- diracdelta
- · Replies 1 ·
How Far from the Target Does a Machine Gun Hit 50% of Its Bullets?
- diracdelta
- · Replies 4 ·
Quadratic equations - problems
- manogyana25
- · Replies 2 ·
Linear Algebra Transformations
- henry3369
- · Replies 1 ·
Vector Algebra: Finding Resultant Forces at Optimal Angles | Expert Help
- IonizingJai
- · Replies 16 ·
Algebra Word Problem - practice problems
- enggM
- · Replies 7 ·
Find Intersections of Trig Functions with different periods
- vishal--j
- · Replies 8 ·
Summation of a trigonometric function
- Supernova123
- · Replies 4 ·
Algebraically Determining the Solution to this Combination
- Euler2718
- · Replies 7 ·
How to Solve a Rational Equation with Unknown Vertical Stretch/Compression?
- ConstantineO
- · Replies 16 ·
Correlation, simple formula, meaning
- ducmod
- · Replies 4 ·
How to Make the System Consistent: Solving for Alpha in an Augmented Matrix
- Cpt Qwark
- · Replies 1 ·
How Do You Solve for X in a Matrix Equation?
- Cpt Qwark
- · Replies 2 ·
Vector (i-j=k): Why Does MA=i+j+k?
- desmond iking
- · Replies 3 ·
Integer solutions to ax^2 + bx - cy^2 - dy = 0
- Puma
- · Replies 3 ·
Check Your Solution: Parametric Equations for a Line through Two Points P and Q
- randy_1981
- · Replies 9 ·
How Does Yacht Movement Affect Angle of Depression?
- Ruturaj Vaidya
- · Replies 1 ·
Are These Two Lines in Space Parallel?
- Cpt Qwark
- · Replies 2 ·
Linear Independence: Answer to Homework
- nuuskur
- · Replies 4 ·
Find the period of the function
- arif112
- · Replies 6 ·
Logarithm state the value of x for which the equation is defined
- Jaco Viljoen
- · Replies 38 ·
Evaluating limit of floor function
- Raghav Gupta
- · Replies 13 ·
Evaluating a limit as x tends to ## \infty##
- Raghav Gupta
- · Replies 20 ·
Value of an unusual vector notation
- Raghav Gupta
- · Replies 14 ·
A manipulative matrix question
- Raghav Gupta
- · Replies 27 ·
How Is Doubling Time Calculated in Population Growth Models?
- Christo
- · Replies 4 ·
Logarithm Depreciation Word Problem
- Euler2718
- · Replies 12 ·
Find the solution set of 2^(2x-2)-2*2^(x-1)=8
- Jaco Viljoen
- · Replies 13 ·
Without solving the equation show it has 2 rational roots
- Jaco Viljoen
- · Replies 22 ·
How Many Numbers Cannot Be Written as xa+yb?
- EulerRules
- · Replies 3 ·
Logarithm Issue. Unable to find answer sheet answer
- Prof. 27
- · Replies 4 ·
Rational functions: combine and simplify terms
- cptstubing
- · Replies 10 ·
Solving the Relation: ##n((AXB) \cap (BXA)) = n(A \cap B)^2##
- cr7einstein
- · Replies 5 ·
Suppose x-2, x and x+6 where are sequential terms in a geometric sequence
- Jaco Viljoen
- · Replies 9 ·
Master Trigonometric Identities with Double Angle Techniques
- Mrencko
- · Replies 1 ·
Unknown Transformation Machine
- JoelN
- · Replies 7 ·
Finding Points of Intersection for Two Functions
- Mrencko
- · Replies 16 ·
Probability of Gorilla Stodging with Throwing Bananas
- diracdelta
- · Replies 10 ·
Calculating Variance: Sample vs Population
- CAH
- · Replies 3 ·
Solving Simple Trig Identity w/ Sum-to-Product Identity
- pondzo
- · Replies 10 ·
Probability question on fair coin
- ichabodgrant
- · Replies 24 ·
Just to prove them wrong: Trigonometry
- mooncrater
- · Replies 4 ·
Cards and envelopes permutation problem
- Raghav Gupta
- · Replies 10 ·
Is (n^2+3)(n^2+15) divisible by 32 for odd positive integers n?
- sushichan
- · Replies 1 ·
Work done by a force going around a circle ?
- Tangeton
- · Replies 3 ·
Complex 2 variables and 2 unknown abstract question
- EngineeringDave
- · Replies 4 ·
How Do You Solve This Trigonometric Limit Problem?
- terryds
- · Replies 2 ·
Finding an equation with given traits
- csmitty12
- · Replies 9 ·
A cubic equation and its roots
- mooncrater
- · Replies 21 ·
Calculate Triangle Area with Basic Ratio Method
- SonOfGod
- · Replies 14 ·
Statistics uniform distribution problem
- CAH
- · Replies 3 ·
Calculating x From Collinear Vectors c and d
- Raghav Gupta
- · Replies 15 ·
Transforming Trigonometric Equation
- Musa Ali
- · Replies 4 ·
Probability of Vacation Employment During Christmas Holidays
- Saracen Rue
- · Replies 4 ·
The orthocentre of the triangle and a parabola
- Raghav Gupta
- · Replies 40 ·
Understanding Complex Solutions and Plotting on a Function Graph
- usermath
- · Replies 3 ·
Relation in Sequence Homework: H.P. and A.P. Equations
- Raghav Gupta
- · Replies 18 ·
Summation with binomial coefficients question
- AdityaDev
- · Replies 3 ·
One sample t-procedure or two sample t-procedure?
- Mr Davis 97
- · Replies 1 ·
Equation of Bisector of Two Lines
- Raghav Gupta
- · Replies 34 ·
Probability and normal distribution
- ichabodgrant
- · Replies 8 ·
Circle Tangents and Locus Problem: Finding the Equation with Given Slopes
- Raghav Gupta
- · Replies 20 ·
How can I find the equation of a line perpendicular to a plane in 3D?
- Cpt Qwark
- · Replies 1 ·
Trigonometric functions (identity&equations)
- wei1006
- · Replies 1 ·
What is the Locus of Points on a Circle Touched by a Given Line?
- Raghav Gupta
- · Replies 25 ·
How to Solve a Tricky Algebra Problem: Clock Gains and Time Differences
- lionely
- · Replies 9 ·
Given quadratic equation how are the integer solutions found?
- curiouschris
- · Replies 14 ·
Statement on matrix and determinant
- Raghav Gupta
- · Replies 23 ·
Proving the Summation Problem: P(x) and the Limit of |e^(x-1)-1| for x>0
- AdityaDev
- · Replies 2 ·
Cosine Rule Problem: I Can't Do a(ii) - Get Help Here
- CAH
- · Replies 3 ·
What is the Limit at Infinity for (2^x-5^x) / (3^x+5^x)?
- terryds
- · Replies 6 ·
Mathematically describe this function
- skrat
- · Replies 9 ·
Moivre-Laplace theorem (homework)
- Poetria
- · Replies 7 ·
Function expression, area of a window
- LogarithmLuke
- · Replies 29 ·
Questions about probability (successive attempts?)
- Arnoldjavs3
- · Replies 10 ·
What Is the Limit of This Trigonometric Expression as x Approaches π/2?
- terryds
- · Replies 13 ·
Number of injections, of functions
- geoffrey159
- · Replies 2 ·
If the log is expressed with base 9 it is equal to:
- Jaco Viljoen
- · Replies 5 ·
For what values of k will the equation have no real roots?
- Jaco Viljoen
- · Replies 61 ·
Divisibility Problem: Show That n=3
- geoffrey159
- · Replies 4 ·
Word problem x boys and y girls in a class
- Jaco Viljoen
- · Replies 10 ·
Why Does the Method of Distribution Affect Probability Calculations?
- mooncrater
- · Replies 5 ·
Finding solution for three sets of planes
- sushichan
- · Replies 3 ·
Finding value in a complex set region
- Raghav Gupta
- · Replies 9 ·
How Can Boolean Identities Simplify AB'CD+(ABC')'+ABCD'?
- Duderonimous
- · Replies 4 ·
Evaluating magnitude of vector
- Raghav Gupta
- · Replies 12 ·
The probability of a type II error for a hypothesis test
- Mr Davis 97
- · Replies 1 ·
Finding the sum of inverse trigonometric expression
- Raghav Gupta
- · Replies 10 ·
Product of the gradients of perpendicular lines proof help
- Theodore Hodson
- · Replies 3 ·
Triangle problem, finding unknown sides
- LogarithmLuke
- · Replies 12 ·
Compound Interest Systems of Equations Problem
- ConstantineO
- · Replies 29 ·
Electron - Phonon scattering, deriving the contribution to
- rwooduk
- · Replies 2 ·