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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Finding equation forms from two points: point-slope, slope-intercept, standard
- brandon28
- · Replies 5 ·
Integrate (1+x+x^2) / x(1+x^2) for x. Partial dractions?
- teng125
- · Replies 9 ·
Derivative of f(x) = x² ln x cos x
- teng125
- · Replies 5 ·
Limit of function with square roots
- teng125
- · Replies 8 ·
What Is the Probability Both Children Will Have the Same Eye Color and Gender?
- jaxnnux
- · Replies 1 ·
Infinity Sum: Solving Sequences with Sin n(pi) / 6
- teng125
- · Replies 3 ·
Proving integration of arcsinx
- teng125
- · Replies 4 ·
Integration of (3x+1) / (2x^2 - 2x +3 )
- teng125
- · Replies 2 ·
Can this trigonometric equation be solved for x_1 and x_2 in terms of \alpha?
- physicsRookie
- · Replies 4 ·
How far does the fly fly in the end?
- TSN79
- · Replies 4 ·
Integ 1 / sqr root(a^2 - x^2 )
- teng125
- · Replies 3 ·
Meaning of pointwise and uniformly in mathematics?
- teng125
- · Replies 2 ·
So, by using the formula, we can solve the integral in the previous part.
- teng125
- · Replies 4 ·
What are the dimensions of the most economical cylindrical can?
- teng125
- · Replies 5 ·
Sqr root of (x-4)^2 + y^2, what do we use this for?
- teng125
- · Replies 2 ·
Solving an Algebraic Headache: Proving Kt+1 = 1.15 * K
- Flummoxed
- · Replies 5 ·
I can't do friction questions
- QueenFisher
- · Replies 2 ·
Multiply and Divide Rational Expressions
- AngelShare
- · Replies 4 ·
How would I find the magnitude of this wave.(complex numbers/quanties)
- zumbo1
- · Replies 4 ·
Normal distribution probability question
- fobster
- · Replies 1 ·
Afew precalc problems which i'm having problems with
- kevin12345
- · Replies 2 ·
Finding acceleration of a 0.5kg ball pulled by 0.75N tension
- discombobulated
- · Replies 4 ·
Calculating Radius of Circle: X^2 - 2Ax + Y^2 - 2Ay = 0
- m00c0w
- · Replies 2 ·
Graphing linear equations and vertical/horizontal lines
- Mt. Nixion
- · Replies 4 ·
Probability of second cupcake being chocolate given first is chocolate
- firstwave
- · Replies 1 ·
Solve sin(x-y) for x and y in [0,pi/2] and [pi/2,pi]"
- Gamma
- · Replies 3 ·
How Do You Find the Constant Term and Coefficient of x in a Binomial Expansion?
- preet
- · Replies 3 ·
Find Roots of Polar Coordinate Equation x^2 + 2x + 5 = 0
- teng125
- · Replies 9 ·
What does an with a subscript n mean in mathematical equations?
- teng125
- · Replies 3 ·
Determine whether the following series converge or diverge
- teng125
- · Replies 4 ·
What is the expression for the series involving cubes and squares?
- aalmighty
- · Replies 3 ·
Integration of functions: problem with borders
- Gamma
- · Replies 5 ·
Probability of No Consecutive Stations Between X and Y
- gaganpreetsingh
- · Replies 4 ·
Can You Solve e^(2x+1) = 5 Without a Calculator?
- cscott
- · Replies 7 ·
Can we determine if the limit sequence converges?
- teng125
- · Replies 8 ·
Limit of a sequence given by (1/3)^k
- teng125
- · Replies 1 ·
Mathematical induction null sequence
- teng125
- · Replies 2 ·
Proving Euler Line Parallel to Side BC in Triangle ABC
- vaishakh
- · Replies 2 ·
Finding sin BCA in trapezoid ABCD and order of operations with logarithms
- QueenFisher
- · Replies 12 ·
Finding slopes in a right triangle and tangent line to a circle
- Kurac
- · Replies 7 ·
Binomial Expansion: Coeff. of x^n in (1+x)^n/(1+2x)^2
- whkoh
- · Replies 1 ·
What is graph theory and how is it applied?
- vaishakh
- · Replies 1 ·
Interpreting exponential regression coefficients for earnings per share
- Pepsi
- · Replies 4 ·
How Do You Calculate the Probability Limits for Mutual Fund Growth Rates?
- Pepsi
- · Replies 1 ·
Why doesn't the absolute value graph have a tangent line at the origin?
- Moneer81
- · Replies 4 ·
Solving an absolute value inequality with interval notation
- CloudKill9
- · Replies 7 ·
Show that x + y ≥ 2a given constraints on x, y, and a
- whkoh
- · Replies 2 ·
What Is the Average Number of Plays Before a Track Repeats?
- Zurtex
- · Replies 6 ·
Proving Sine Formula in Triangle ABC
- whkoh
- · Replies 1 ·
Solve for x in terms of a, the inequality
- whkoh
- · Replies 3 ·
How many elements does a Cartesian product E × F have?
- Ed Quanta
- · Replies 9 ·
Simple Algebra Problem: Finding the Product of Consecutive Even Integers
- kuahji
- · Replies 4 ·
What is x when y equals 10 in the equation y = log x?
- Hybr!d
- · Replies 3 ·
Solving the Einstein Quiz: Who is the Owner of the Fish?
- vabamyyr
- · Replies 5 ·
Why is pi = 16 arctan(1/5) - 4 arctan( 1/139)
- joex444
- · Replies 2 ·
Which Derivative of f(x) = x^n Is Zero?
- Gill
- · Replies 5 ·
What is the average speed of the driver.
- viren_t2005
- · Replies 8 ·
How do you integrate sin⁴x?
- teng125
- · Replies 6 ·
Calculate Starting Salary with a 10% Annual Increase – Finite Series Question
- dragon513
- · Replies 3 ·
How do I find the inverse of y = x + sin x?
- MercuryRising
- · Replies 12 ·
Limit of (x²−81)/(3−√3) as x approaches 9
- teng125
- · Replies 10 ·
Calculate the expected frequencies of 3,4,5 and 6 eggs
- Clari
- · Replies 3 ·
Can You Calculate a P-Value for Correlation Between Non-Parametric Data?
- sobored
- · Replies 3 ·
Graphing Absolute Value Equations on a TI83+ Calculator
- gomani
- · Replies 3 ·
Why is Tomomi Okazaki chosen for the Trino Olympic athlete?
- asdf1
- · Replies 19 ·
Why probability of one 6 in four throws equals one double 6 in 24 throws
- Alexsandro
- · Replies 5 ·
How Do You Calculate Permutations and Combinations from the Word WINDOWS?
- fork
- · Replies 9 ·
How Do I Simplify the Function f(x) = cos(x)(3cos(3x)) + (sin(3x))(-sin(x))?
- Gill
- · Replies 1 ·
Finding the point that minimizes AX² + BX² + CX² in triangle ABC
- recon
- · Replies 11 ·
How Does Height Affect Pressure on Human Bones and Leg Strength?
- e^e
- · Replies 1 ·
How Can Combinatorics Solve Arrangement and Committee Selection Problems?
- rover
- · Replies 6 ·
Gauss-Jordan elimination avoiding fractions with 3×4 matrix
- heavyarms
- · Replies 13 ·
How Do You Solve Quadratic Inequalities with Positive Roots and Ratios?
- lingling
- · Replies 2 ·
Proving an algebraic equality with fractions
- joex444
- · Replies 3 ·
Half-life of Radioactive Substance: Solve Algebraically w/Logarithms
- Z-Score
- · Replies 1 ·
How to solve for a by combining T = za and T - mg = -ma
- rockytriton
- · Replies 15 ·
How to prove an equation is homogenous
- ShaunP1989
- · Replies 4 ·
Binomial theorem, grid routes, and three-term expansion
- F.B
- · Replies 2 ·
How many combinations that have at least 2 queens are possible?
- preet
- · Replies 5 ·
Probability of 10 overlapping elements in two random samples of 100
- Mr.V.
- · Replies 1 ·
What is the probability of drawing 2 or 3 jacks
- Atomos
- · Replies 7 ·
Hypothesis or claim about a mean or proportion
- all4one
- · Replies 9 ·
Finding the x-intercept of x^3-6x^2-15x+4
- gr3g1
- · Replies 7 ·
Rotation os axes confusing me.
- Beeza
- · Replies 2 ·
Permutation Question: Forming Sequences with a Sum of 7 from Digits 0-9"
- forevergone
- · Replies 2 ·
Why does (2^n)/(n^4) approach infinity as n approaches infinity?
- UrbanXrisis
- · Replies 3 ·
Basic Algebra: Showing E = .5(k/a) Without The Conjugate
- Nusc
- · Replies 2 ·
Finding real variables x and y from complex equation 2x + 2iy + ix - y - 1 = 0
- cscott
- · Replies 8 ·
Why does √25 = 5 but x² = 25 has solutions ±5?
- dnt
- · Replies 5 ·
Proving c+1 is an Upper Bound of S with Completeness Axiom
- Päällikkö
- · Replies 4 ·
Solving Functions without a Calculator: A Comparison of A and B on [0;1/10]
- mohlam12
- · Replies 6 ·
Determine the number of paths that spell math
- F.B
- · Replies 3 ·
How Much Effort is Needed to Move a 2000 lb Object 50 ft?
- 9000_red
- · Replies 5 ·
How Do You Solve the Equation 1=10*exp((-pi*t)/5)*cos(pi*t)?
- swain1
- · Replies 4 ·
Simplifying cos²(π/4-(x-2)) - sin²(π/4-(x-2))
- chrisdapos
- · Replies 6 ·
Can You Multiply Square Roots of Negative Numbers?
- dnt
- · Replies 3 ·
Premutations and combinations 2
- fork
- · Replies 1 ·
How Many Steps Visible on an Inactive Escalator?
- viren_t2005
- · Replies 1 ·