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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Find the cross-sectional area of a gutter
- LordofDirT
- · Replies 4 ·
Simplifying Expression to tan $\frac{\alpha}{2}$
- ritwik06
- · Replies 5 ·
Determining Onto for f: Z x Z -> Z
- lipun4u
- · Replies 6 ·
Determinant of rotation matrices
- loom91
- · Replies 9 ·
Solve Trigonometric Ratios: 2ab/(b^2 - a^2)
- ritwik06
- · Replies 2 ·
What is the solution to this natural logarithm homework problem?
- heyman123
- · Replies 14 ·
Using Trigonometry to Find Distance from a Flagpole on a Hill
- LordofDirT
- · Replies 5 ·
Confidence Interval and Chi-square
- iza-bella
- · Replies 1 ·
Functions and Relations: How to Perform Operations on Functions?
- evilreaper
- · Replies 2 ·
Finding terms in arithmetic and geometric progressions
- Carvanara
- · Replies 5 ·
Why is rearranging 2x+y+xy'=3y²y' different ways giving inconsistent results?
- Ry122
- · Replies 4 ·
Vector Algebra: Proving Mutually Perpendicular Vectors
- physixguru
- · Replies 4 ·
Finding the Area of Triangles with Adjoining Sides and Angles
- H.M. Murdock
- · Replies 5 ·
Finding key point and asymptote for exponential function 2^(x+2)+3
- sollinton
- · Replies 1 ·
Statistical use of the normal distribution problems
- Paulo2014
- · Replies 5 ·
Describe each plane, 8x-5y=-40z
- paralian
- · Replies 7 ·
Inverse Image of Ideal in R is an Ideal of S
- norajill
- · Replies 2 ·
Function negative for all values of x
- Lilkaze
- · Replies 2 ·
Statistics - normal distribution
- logaw
- · Replies 5 ·
Proof of $\sum_{k=0}^{n} \frac{k}{2^{k}}$ Equation
- Moridin
- · Replies 7 ·
Logical question (no variations, permutations or combinations)
- Physicsissuef
- · Replies 4 ·
Half-Wave Design: Find Sine Function y=asin(b(x-c))+d
- temaire
- · Replies 2 ·
Conics Problem Part 3: Equations and Solutions | Homework Statement
- temaire
- · Replies 7 ·
Find circle passing through two points and center lying on a line
- petuniac
- · Replies 3 ·
Finding the equation of a parabolic arch from coordinates
- temaire
- · Replies 2 ·
Checking conic section calculations for arch problem
- temaire
- · Replies 2 ·
Checking work on conics problems part 4
- temaire
- · Replies 1 ·
Did I solve this equation correctly?
- temaire
- · Replies 1 ·
Is a snowball a circle or a sphere?
- Asian Girl
- · Replies 7 ·
Why does 11π/4 lie in quadrant 3?
- LordofDirT
- · Replies 3 ·
Proving Sigma Notation Equals Zero
- bob1182006
- · Replies 4 ·
Finding Marginal Probability Mass Functions for Random Variables X and Y
- steven10137
- · Replies 4 ·
Line Parallel to the Plane Equation (Final Exam Review)
- NastyAccident
- · Replies 2 ·
Rationalizing the denominator of 1/∜(2^5)
- Physicsissuef
- · Replies 2 ·
Probability : joint density function of 3 Normal Distributions
- kkirtac
- · Replies 3 ·
Finding Inverse for (x+2)^2(x-3)
- wegnes
- · Replies 3 ·
Solving Natural Logarithmic Equations
- Rossinole
- · Replies 5 ·
An Introduction To Home Gardening""Home Gardening 101: A Beginner's Guide
- wegnes
- · Replies 6 ·
Probability question on bank customers
- aaa59
- · Replies 6 ·
Can Fuzzy Logic Effectively Control Air Flow?
- norajill
- · Replies 2 ·
Calculating Red Marble Percentage in Combined Bags
- LocationX
- · Replies 7 ·
How to rearrange this equation for o
- peter456
- · Replies 3 ·
How to show this statement by induction
- Moridin
- · Replies 14 ·
How to Calculate Relative Velocity in Wind for a Plane and Cyclist?
- Zoheb Imran
- · Replies 5 ·
Completing the square to convert −½(x²−12x) to vertex form
- 3.141592654
- · Replies 5 ·
Trigonometry: find minum of y=Tan(x)^p+Cot(x)^q
- hadi amiri 4
- · Replies 1 ·
How Can Logarithmic Plots Test Exponential and Power Law Variations?
- ay2k
- · Replies 7 ·
How Does a Complex Number Represent a Circle in an Argand Diagram?
- rock.freak667
- · Replies 13 ·
Cricket committee selection with batsmen and bowlers
- rock.freak667
- · Replies 2 ·
What is the solution to this math homework challenge?
- hadi amiri 4
- · Replies 12 ·
How does a geometric series model paying off a credit card balance of $200?
- Calixto
- · Replies 3 ·
Finding the sum of 3·2^k from k=1 to 10
- Moridin
- · Replies 11 ·
How Do You Calculate Coating Weight for a Cylinder in the Automotive Industry?
- neptune
- · Replies 18 ·
Solving Simple Inequality: \frac {2}{x} < 3
- razored
- · Replies 4 ·
Find all values of x which satisfy the inequality
- Petkovsky
- · Replies 4 ·
Solved Epsilon-Delta Proof: Is it Coherent?
- razored
- · Replies 10 ·
Deriving the Work-Energy Theorem: A Calculus Refresher
- nothing123
- · Replies 3 ·
Stats: finding probability in normal distribution
- yellowduck
- · Replies 2 ·
Find a relationship between 1:n
- c0mrade
- · Replies 4 ·
Solving cos(4x) + √2cos(3x) + cos(2x) = 0
- Petkovsky
- · Replies 6 ·
Find the equation for a parabola given 3 points
- Doodledawg
- · Replies 10 ·
What is the origin of the binomial coefficient formula equality?
- Physicsissuef
- · Replies 5 ·
Solving Geometric Sequences: Finding Time to Pay Off Mortgage
- seboastien
- · Replies 6 ·
How Can I Use Delta and Epsilon to Understand Limits in Calculus?
- razored
- · Replies 4 ·
Is it okay to divide by variables in calculus?
- razored
- · Replies 4 ·
How many positive integers are multiples of 6 and factors of 180?
- Petkovsky
- · Replies 7 ·
Probability of At Least One Non-Defective Bulb Selected from Company's Stock
- Amith2006
- · Replies 6 ·
Expected value and probability
- yevi
- · Replies 7 ·
Proving f(x) = g(x) with absolute value function
- razored
- · Replies 7 ·
Deriving Equations of a Parabola
- PFStudent
- · Replies 3 ·
Can You Solve This Math Riddle Involving Positive Numbers?
- Paulo2014
- · Replies 7 ·
Calculate Area Difference of Triangles ABC with AB=5cm, AC=3.2cm
- seboastien
- · Replies 21 ·
How do I solve 18sinxcosx=1-6sinx for x?
- O garcia
- · Replies 8 ·
Solve f(x): Find Attracting Interval w/ Gradient Criterion
- feely
- · Replies 3 ·
Arranging PAIRS without vowel first and EQUATION with QU together
- babacanoosh
- · Replies 10 ·
Graphing polar curves: limacon and 2 oddballs
- rocomath
- · Replies 1 ·
How to Solve a Trigonometry Exam Problem with tan(5x) = tan(3x)
- Petkovsky
- · Replies 16 ·
Finding Terry's running speed given a 2 km/h increase saves 30 minutes over 25 km
- petuniac
- · Replies 6 ·
Find point of intersection of a line and a plane
- Jatt
- · Replies 2 ·
Logarithms: ALG2 teacher say what?
- stephen92
- · Replies 4 ·
Discriminant Related Question [SOLVED] Discriminant Related Question
- _Mayday_
- · Replies 7 ·
Proving Commutativity of Matrices: A + B and (A+B)^2 Equations Validity
- Physicsissuef
- · Replies 6 ·
Coordinates of antisymmetric matrix
- Physicsissuef
- · Replies 2 ·
How many ways can 25 pieces of varying shapes fit in a square space?
- paulleonday
- · Replies 4 ·
How to Calculate Profit on Selling Price?
- Amith2006
- · Replies 3 ·
Solving Trigonometric Problems with Multiple Formulas
- Anony-mouse
- · Replies 10 ·
Solve Trig Question: tan(2θ) = cot(φ)
- jesuslovesu
- · Replies 1 ·
Sum of cos²x + cos²2x + ... + cos²nx and sin²x + sin²2x + ... + sin²nx
- Theofilius
- · Replies 64 ·
Finding the projection of a line onto a plane
- Theofilius
- · Replies 41 ·
What is the Difference Between Dot and Cross Products in Vector Calculations?
- brandy
- · Replies 2 ·
Using the unit circle with cosine for special angles
- anon413
- · Replies 9 ·
When is a proper ideal maximal in a commutative ring?
- norajill
- · Replies 2 ·
Calculating Velocity Post-Collision: White Snooker Ball
- Air
- · Replies 2 ·
What is an Expression for b in Terms of a?
- LLS
- · Replies 10 ·
What Price Should a Grocer Charge for Mixed Rice to Gain 16%?
- neha1
- · Replies 4 ·
Calculating Support Forces on Plank at the Airport
- McArthur
- · Replies 1 ·
Exponential regression math 30 pure
- cathoderay
- · Replies 2 ·
How can I prove properties of complex numbers in my homework?
- Theofilius
- · Replies 19 ·
Proving series convergence properties for scalar multiples and sums
- dtl42
- · Replies 2 ·
Finding a plane through a line normal to another plane
- Physicsissuef
- · Replies 2 ·