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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Rationalizing the denominator involving more than one square root
- SwimmingGoat
- · Replies 5 ·
Graph of double absolute values
- robertmatthew
- · Replies 3 ·
I hope this helps!Translating Statements into Logical Formulas
- Miike012
- · Replies 5 ·
Log problem (or by whatever method)
- tony24810
- · Replies 4 ·
Finding a 4th degree polynomial
- SwimmingGoat
- · Replies 3 ·
Geometric progression related problem
- Saitama
- · Replies 10 ·
How do you derive the two n choose k formulas?
- zoxee
- · Replies 8 ·
If n³ is even, is n even?
- NATURE.M
- · Replies 9 ·
Is the Statement True or False?: I Gave a Reason Why it is True
- Miike012
- · Replies 6 ·
Are There Any Exceptions to the Rule for Domain Exclusions?
- Qube
- · Replies 1 ·
Why Is Solving for v in Relativistic Equations Challenging?
- leroyjenkens
- · Replies 13 ·
Very easy percentage problem. (See if you can solve it)
- shadowboy13
- · Replies 3 ·
Finding Two Vectors from Vector Sum / Difference
- Cod
- · Replies 2 ·
All Triangles are Isosceles Proof (Euclidean Geometry)
- Menaus
- · Replies 18 ·
Prove the double angle formula through the following method
- needingtoknow
- · Replies 3 ·
Proving Inequality for Math Students
- phospho
- · Replies 5 ·
How Do You Solve the Equation V=C-(C-S)/(L-N)N for C?
- Wumbolog
- · Replies 7 ·
Show these two equations are equivalent (involves sines and cosines)
- chipotleaway
- · Replies 3 ·
How do you remember conditional statement terms in discrete math?
- Miike012
- · Replies 1 ·
Algebraic Solution for x + 3^x = 4
- zoxee
- · Replies 3 ·
Finding side lengths in right triangles with squares
- kiyoshi7
- · Replies 1 ·
A problem on triangle and it's perpendicular bisectors.
- agoogler
- · Replies 6 ·
Finding Common Area of Two Circles
- z.js
- · Replies 2 ·
Translate word problem to equation
- brycenrg
- · Replies 5 ·
Solution to z^(2/3) when z=1+i
- smutangama
- · Replies 3 ·
Solving for a Cubic Function with Given Points
- brycenrg
- · Replies 2 ·
Simplifying a trigonometry expression
- mileena
- · Replies 13 ·
How do I simplify (sin t + cos t)2 / sin t cos t?
- mileena
- · Replies 8 ·
Simplifying k^(1/5)/k^(4/5) * k^-1
- 462chevelle
- · Replies 13 ·
Intersection of Lines (Vectors)
- FeDeX_LaTeX
- · Replies 3 ·
Find the max and min of trig function without calc or drawing graph
- needingtoknow
- · Replies 2 ·
How is the inequality |a+b| \leq |a| + |b| proven using different methods?
- phospho
- · Replies 5 ·
Solving Trig/Algebra Questions: Finding the Missing Factor -√2/2
- majinkenji
- · Replies 3 ·
The solution to cos x = 2 or any number > 1
- smutangama
- · Replies 3 ·
How to express uniqueness of the identity element
- Jbreezy
- · Replies 6 ·
Is this trigonometric solution correct?
- mileena
- · Replies 2 ·
Dividing question, possibly related to factor theorem
- tony24810
- · Replies 13 ·
How can I solve the inequality (-3/x) < 3?
- Qube
- · Replies 12 ·
Finding other Trig Values from one
- darshanpatel
- · Replies 13 ·
Equilateral triangle expressed as function
- brycenrg
- · Replies 6 ·
Solving the Math Puzzle: Can't Follow Last Line
- DunWorry
- · Replies 2 ·
Eliminate the denominator in this expression
- chipotleaway
- · Replies 4 ·
Express the length y of the building as a function of the width x
- lolilovepie
- · Replies 9 ·
Find the volume of parallelopiped
- utkarshakash
- · Replies 4 ·
Simplify equation with negative exponents
- Boba-Feet
- · Replies 5 ·
What Does 'pi/2 <t <pi' Mean in Trig Verbiage?
- majinkenji
- · Replies 5 ·
Solving tan x - 1 = cos 2x
- TheRedDevil18
- · Replies 10 ·
Tricky circular area math problem from the GRE
- mgier001
- · Replies 11 ·
Find the angles of the triangle
- utkarshakash
- · Replies 17 ·
Evaluate complex value and domain of analytic function
- yy205001
- · Replies 2 ·
How does exp(m gamma(x-vt)) equal tan(phi/2)?
- Lightf
- · Replies 1 ·
Distinguishing tetrahedrons with colors
- V0ODO0CH1LD
- · Replies 11 ·
Trignometric inequality problem
- needingtoknow
- · Replies 5 ·
Inverse trigonometry - Finding solutions
- Saitama
- · Replies 10 ·
Infinite series - Inverse trigonometry
- Saitama
- · Replies 5 ·
Very simple fraction simplification
- smulc
- · Replies 3 ·
Find the relation between x,y and z
- utkarshakash
- · Replies 2 ·
How Do You Solve the Equation x/5 - (2x+4)/3 = 1?
- tomtomtom1
- · Replies 6 ·
Probability of Balanced Trial with Maximum Excess in 3-Treatment Experiment
- _joey
- · Replies 12 ·
Finding x and y in complex number equation with j notation
- Mathn00b
- · Replies 2 ·
Complex problem with additional equation
- V0ODO0CH1LD
- · Replies 7 ·
How to Prove an Inequality Using Vectors
- utkarshakash
- · Replies 9 ·
Unit Vector Determination for Vector Bisecting Angle
- utkarshakash
- · Replies 5 ·
Proving Inequality: Vector Method for Cos2A+Cos2B+Cos2C in Triangle ABC
- utkarshakash
- · Replies 1 ·
Finding Angle θ in Parallelogram ABCD
- utkarshakash
- · Replies 1 ·
Baseball team wins and losses from linear equations
- kashan123999
- · Replies 3 ·
Is the sum of two numbers least when they are equal?
- Miike012
- · Replies 7 ·
Finding Convergence, Limits and values
- smutangama
- · Replies 6 ·
Finding the Range of k in a Quadratic Equation Problem
- coderot
- · Replies 12 ·
Quadratic Equation factorization problem
- kashan123999
- · Replies 14 ·
How do you rationalize a demoninator if the denominator is a cube root
- mileena
- · Replies 7 ·
Cannot find the height of this triangle given only one leg
- mileena
- · Replies 16 ·
Polynomial factorization question.
- agoogler
- · Replies 5 ·
Does this Pythagorean theorem proof use circular reasoning?
- mohamadh95
- · Replies 7 ·
Logarithmic Question: Solving for Unknowns Using Logarithm Properties"
- gl0ck
- · Replies 5 ·
What is the complexity of possible chess game combinations?
- MathJakob
- · Replies 10 ·
(STATISTICS) 3 randomly selected observations from standard norm dist
- skyturnred
- · Replies 3 ·
Confirmation of irrational proof
- Jbreezy
- · Replies 8 ·
Setting up a piecewise function for Fourier coefficient b1
- DrOnline
- · Replies 3 ·
Solving the Infinite Series Sum of a Function
- Miike012
- · Replies 14 ·
Simplifying radicals with fractional and higher power terms
- MathJakob
- · Replies 12 ·
Graphs of Fractional Functions
- xpeteyzx
- · Replies 6 ·
Finding Coef. of x2n: An Easy Way?
- Miike012
- · Replies 1 ·
A Question related to triangle and centroid .
- agoogler
- · Replies 4 ·
Solving a system of equations .
- agoogler
- · Replies 5 ·
Finding the Length of QP in a Circle-Triangle Problem
- utkarshakash
- · Replies 5 ·
Finding Vertex B in a Triangle Given Coordinates and Orthocentre
- utkarshakash
- · Replies 1 ·
Why do P→(Q→R) and (P→Q)→R have different truth tables?
- Mdhiggenz
- · Replies 1 ·
Did the Math Department get this wrong?
- mileena
- · Replies 5 ·
Why is there a -1 in the equation 5-(x+2)=5x?
- MartinJH
- · Replies 12 ·
Variable of an equation is in the denominator
- mileena
- · Replies 6 ·
Having trouble with simplifying things
- smulc
- · Replies 5 ·
Does (1+x)^(-1) converge for |x|<1?
- Miike012
- · Replies 1 ·
System of Linear Equations to Resolve Room Dimensions
- kyle1984
- · Replies 4 ·
Proving (sinA + sin3A + sin5A)/(cosA + cos3A + cos5A) = tan3A
- Appleton
- · Replies 4 ·
Understanding q_n(x) Expansions
- Jbreezy
- · Replies 4 ·
Is a<-24 the Correct Solution to the Inequality Problem?
- MathJakob
- · Replies 10 ·
Ratio test: why does constant ratio mean divergence?
- Miike012
- · Replies 1 ·
Is f(x) = log(x + √(1+x²)) odd or even?
- Saitama
- · Replies 7 ·
Geometry - calculating a distance
- Chetlin
- · Replies 3 ·