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.
Threads
What Are the Possible Loci When d (x, y) = max {|x|,|y|}?
- Saitama
- · Replies 10 ·
Interpret the angle of the complex number
- Baba-k
- · Replies 3 ·
Relationship between roots and coefficients
- aanandpatel
- · Replies 4 ·
How to Find z in a Complex Algebra 2 Problem?
- de.bug
- · Replies 3 ·
Good Approximation to the Log Function
- Harrisonized
- · Replies 4 ·
Simplifying G1(1+F1)/(1+G1F2(1+F1)) with feedback terms
- magnifik
- · Replies 1 ·
Organizing team selection probability from four people
- paperdoll
- · Replies 3 ·
Deriving the quadratic formula for a job interview presentation
- Bacle2
- · Replies 11 ·
Is Tan 43° Exactly Equal to (sqrt(5) - 1)/2?
- Mishi
- · Replies 15 ·
Why does y=√x not have negative y-values in the fourth quadrant?
- DryRun
- · Replies 12 ·
What Are the n Distinct Complex n-th Roots of a Nonzero Number?
- autre
- · Replies 8 ·
Angled triangle ABC are x-1, x
- VICKZZA
- · Replies 1 ·
Simplify Fractions: 2/(49^1/3+7^1/3+1)
- songoku
- · Replies 4 ·
Simplifying multiple trig functions into a single trig function for physics II
- Blueban
- · Replies 3 ·
Proving 0 < θ1 < β in θ12-γθ1+β=0
- Kinetica
- · Replies 4 ·
Solve using quadratic formula?
- Kinetica
- · Replies 3 ·
What is the value of a to have double solutions in this quadratic equation?
- kreshnik
- · Replies 18 ·
How to Simplify a Square Root with Multiple Radicands
- songoku
- · Replies 3 ·
Probability of At Least 1 Girl Child in Family of 3
- 1/2"
- · Replies 11 ·
Basic Math - How to find the area of this composite shape?
- Calcolat
- · Replies 8 ·
Log Simplification Strategies for Evaluating Expressions with Square Roots
- MacLaddy
- · Replies 8 ·
Problem involving square / square root of a complex number
- shillist
- · Replies 5 ·
Probability: Permutations/Combinations
- catbearbig
- · Replies 1 ·
Two-part trip with different speeds and coolant mixture problem
- wassworth
- · Replies 4 ·
Listing set members with ratios from a given set
- Flook
- · Replies 4 ·
Proving a=b=c in a Ratio Proportion Problem
- 1/2"
- · Replies 2 ·
Binomial probability with two eggs breaking
- planauts
- · Replies 2 ·
(3p^-3 q^-1)^2 x (-4p^3 q^-2)^2 = ?
- Mphisto
- · Replies 5 ·
Trigonometry - How to solve this equation and find the solutions.
- mirandab17
- · Replies 4 ·
Scientific notation root powers exponents question
- DkEnrgyFrk
- · Replies 1 ·
Glassblower and apprentice work rate problem
- MACHO-WIMP
- · Replies 2 ·
A trig question without calculator
- appplejack
- · Replies 11 ·
Solving |x-1|*|x+1|=0
- solar nebula
- · Replies 4 ·
Function Question - Walking and Rowing
- MacLaddy
- · Replies 6 ·
Understanding Subset Relations in Set Theory
- bernvall
- · Replies 1 ·
Trig Problem- solve equation. Check
- FlopperJr
- · Replies 6 ·
Finding Cy using law of cosines vs components
- LearninDaMath
- · Replies 9 ·
Solving Log Equations (Different Bases)
- MPQC
- · Replies 4 ·
Why does cos(90+θ)=-sin(θ) apply to vector components?
- LearninDaMath
- · Replies 6 ·
Solving (17-x)²(11-x)+256-32(17-x)-64(11-x)=0
- matematikuvol
- · Replies 1 ·
Vectors: Linear Combinations and Parallelism
- JP16
- · Replies 3 ·
How can the change-base identity be used to prove this equation?
- tahayassen
- · Replies 4 ·
Proving the Equation with Complex Numbers
- wnvl
- · Replies 3 ·
How Do You Handle 3D Vector Operations with Polar Coordinates?
- Icetray
- · Replies 6 ·
Finding length in regular pyramid
- songoku
- · Replies 4 ·
Proving (I - A)(I + A)⁻¹ = (I + A)⁻¹(I - A) for nonsingular I + A
- chocolatefrog
- · Replies 2 ·
Can Grade 12 Trig Questions Be Too Challenging?
- tahayassen
- · Replies 30 ·
Exponential and logarthmic functions
- NeomiXD
- · Replies 3 ·
Simplify the following expression
- tahayassen
- · Replies 14 ·
B^2 = a with a is an integer and b rational => b is an integer
- Elwin.Martin
- · Replies 4 ·
Are there 3000 types of sandwiches?
- Intervenient
- · Replies 2 ·
Simplifying logarithms with fractional coefficients
- ZedCar
- · Replies 10 ·
What is the correct method for calculating the co factor of a 3 x 3 matrix?
- Rob K
- · Replies 2 ·
Factorizing -λ³+7λ+6=0
- Rob K
- · Replies 10 ·
Simplifying this trig solution
- jhahler
- · Replies 6 ·
Trig identity with natural logs and absolute value?
- jhahler
- · Replies 27 ·
Trig Question 8(c) Solution Discussion - Edexcel 6665-01 January 2011 Exam
- jsmith613
- · Replies 1 ·
Question Regarding System of Equations
- trulyfalse
- · Replies 6 ·
Proving (csc(x)-sec(x))/(csc(x)+sec(x)) = (tan(x)-1)/(tan(x)+1)
- Aubrie
- · Replies 2 ·
Proving two functions are equal if they have the same domain and values
- Elwin.Martin
- · Replies 2 ·
Deriving the quadruple angle formula for cos(4θ)
- physicsgeek54
- · Replies 2 ·
Proving xy = 5 from a logarithmic equation
- Michael_Light
- · Replies 16 ·
If Logb(x) = 0.8, solve for Logb(x)(x^1/3)
- srizen
- · Replies 14 ·
What are the Inverses of y=x^{2}+4x-6?
- crybllrd
- · Replies 6 ·
Rearranging x = (y-2)/(y+3) to solve for y
- Yaaaldi
- · Replies 6 ·
Use De Moivre's Theorem to prove this:
- aanandpatel
- · Replies 3 ·
Calculating the radius of a HII region - worked out but just need you to check
- lavenderblue
- · Replies 2 ·
How do you find the equation of a Cubic function given 5 points? (no zeros)?
- srizen
- · Replies 7 ·
Analytic Trigonometry: Solving Equations in (0, 2∏) Interval for cos(2x)=1/2
- darshanpatel
- · Replies 3 ·
Writing an absolute value function as a piecewise function
- thornluke
- · Replies 2 ·
What order do you transform graphs in?
- jetwaterluffy
- · Replies 3 ·
How do I find the inverse of 3x + 1 + sin(x)?
- togame
- · Replies 8 ·
Functions of a Complex Variable
- sunnybrarrd
- · Replies 2 ·
What is the Exponential Model for Depreciation of a Car's Value?
- darshanpatel
- · Replies 4 ·
Solving Sinusoidal Equations involving Cosine Inverse
- Court_2013
- · Replies 3 ·
Creating a quadratic equation for a rectangle with cut strips
- trulyfalse
- · Replies 7 ·
When is m33 divisible by 36? (m is an integer).
- Silversonic
- · Replies 2 ·
Determine the lenght of arc and the area of the sector subtended by an
- luigihs
- · Replies 12 ·
Solving logarithmic equations with different bases
- bluff_boy
- · Replies 3 ·
Prove If x^2 is irrational then x is irrational
- basil32
- · Replies 8 ·
Can AB-BA ever equal the identity matrix?
- hamsterman
- · Replies 6 ·
Why Can't an Exponential Function Pass Through Specific Points?
- darshanpatel
- · Replies 7 ·
Solving equation with power of x in it
- Froskoy
- · Replies 3 ·
Inverse of a logarithmic function
- togame
- · Replies 5 ·
Domain and range of composite function
- Gwyddel
- · Replies 10 ·
Log and Ln Problem - Matching Equations
- pizbot
- · Replies 4 ·
Finding x in a matrix with no inverse
- Nikki16
- · Replies 13 ·
Why is this distribution negatively skewed?
- jsmith613
- · Replies 5 ·
What is the range of x for positive values in f(x) = x^2 -2x -3?
- luigihs
- · Replies 8 ·
Solving a Logic Problem: Prove ~(A * F)
- particlepat
- · Replies 3 ·
Radius of a circle whose area is of 2 other cirlces
- Alexenn
- · Replies 3 ·
Prove: QR Passes Through O If PQ, PR on xy=c2 Inclined Equally
- Michael_Light
- · Replies 2 ·
Statistics: Null hypothesis/chi-squared question.
- geoffreythelm
- · Replies 2 ·
Proving cos(nπ+θ)=(-1)^n cos θ and ln|sec x|=-ln|cos x|
- physicsgeek54
- · Replies 4 ·
How to expand the product of two cosines
- SMOF
- · Replies 9 ·
Can x be equal to the square root of its own absolute value?
- basil32
- · Replies 5 ·
Classic combined rates of work word Problem
- LearninDaMath
- · Replies 10 ·
Roots of a quadratic equation.
- Darth Frodo
- · Replies 6 ·
Finding the equation of a line through two points
- luigihs
- · Replies 9 ·
Bunch of questions that may have typographical errors in the answer key
- BSElectrician
- · Replies 4 ·