Precalculus Mathematics Homework Help Forum

Post thread
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.
How many bounces does it take for a ball to travel 1854.94320091 feet?
Replies
11
Views
3K
Decomposing Functions: Finding the Pattern
Replies
5
Views
5K
Rotation of Axes showing parabola
Replies
3
Views
3K
Geometry: Finding The Representation For An Angle
Replies
5
Views
2K
Help wanted to show given formula for argument of given complex number is valid.
Replies
2
Views
3K
What is the Limit of a Fraction with Variable Exponents as x Approaches 1?
Replies
9
Views
2K
Shouldn't these 2 equations be equal?
Replies
2
Views
3K
What is the proper way to add vectors and what does the modulus notation mean?
Replies
8
Views
2K
Understanding Phase Shift in Trigonometric Functions
Replies
3
Views
2K
How can the square root be eliminated in this algebraic manipulation problem?
Replies
13
Views
3K
Probability: Red ball being transfefred from bag m to n?
Replies
8
Views
3K
Probability it came from Bag A
Replies
2
Views
2K
Solving a Tricky Calculus Equation: 24 = 10(ex/20 + e-x/20)
Replies
5
Views
2K
Geometry Area of sections of a parallelogram
Replies
4
Views
3K
Bayes Theorem for coins problem
Replies
1
Views
5K
Solving a Rational exponent(simplify)
Replies
4
Views
2K
Solving e^x and y for x & y: Why is it Wrong?
Replies
3
Views
2K
Algebra II Simplifying Radicals Using Product and Quotient Properties
Replies
5
Views
3K
Prove cross-section of elliptic paraboloid is a ellipse
Replies
26
Views
7K
Using power method to calculate dominant eigenvalue and eigenvectors
Replies
1
Views
4K
Verifying whether my working is correct in showing Linear Independence
Replies
2
Views
2K
Probability Involving AND and OR
Replies
3
Views
5K
Proving Induction from the Well-Ordering Principle
Replies
16
Views
4K
Multiplying Polynomials to Find Values of 'k'
Replies
12
Views
4K
Prove (u+v) x (u-v) = 2v x u (Cross product)
Replies
1
Views
15K
Solving Similar Triangles Homework
Replies
6
Views
3K
Question on Probabilty Percentages
Replies
3
Views
6K
Intro Independent Probability Question
Replies
2
Views
2K
Find radius of bowl at certain height
Replies
2
Views
4K
Distribution in Algebra: Calculating 16(1+h)^2 - 16(1)^2/h
Replies
2
Views
2K
Find the equation of cubic polynomial
Replies
7
Views
3K
Problem needing trig identities to find exact value
Replies
4
Views
3K
Relation between coefficients and zeros of a quadratic polynomial
Replies
5
Views
5K
Express a complex number in the certesian form
Replies
1
Views
2K
Spivak's Calculus (4ed) 1.19 Schwarz inequality
Replies
7
Views
5K
Proving V1 is Not a Vector Space
Replies
10
Views
2K
How many ways can you choose 3 cards so the total is 15?
Replies
16
Views
4K
Verify that the the line lies wholly in the plane.
Replies
1
Views
3K
How to Use Permutations to Find Integers with Increasing Digits: 147 Example
Replies
3
Views
2K
Vector Problem finding a certain endpoint.
Replies
2
Views
2K
Finding perpendicular distance of a point from line l (using vector equation).
Replies
5
Views
8K
How Do You Calculate the Distance and Speed of a Boat Using Trigonometry?
Replies
2
Views
2K
Counting problem relatively hard I think.
Replies
7
Views
2K
What is the formula for finding the altitude of a right triangle?
Replies
9
Views
3K
What is the number and position of real roots of x4+4x3-4x-13=0?
Replies
22
Views
5K
Probability problem, 10 ball are in an earn.
Replies
3
Views
3K
Binomial theorem problem on the terms of an expansion
Replies
3
Views
4K
I need a bit of help rearranging this equation
Replies
2
Views
2K
How do I simplify cubed roots with multiple variables and coefficients?
Replies
2
Views
4K
Help with 3D Trig Problems please
Replies
12
Views
10K
Calculating credit card debt using a geometric series
Replies
2
Views
3K
Identify the value of δ( accur. to 2 dec. places) that corresponds to ε=0.01?
Replies
2
Views
2K
Solution related to certain condition in quadratic equation
Replies
27
Views
4K
How do I solve the summation of a sequence for my homework?
Replies
24
Views
4K
Simplifying the Equation for a Circle: r2 = 20 - 4θ + 10θ2
Replies
1
Views
2K
Some Confusion with an Exponential Equation
Replies
7
Views
2K
Quadratic Equation: Finding Values of 'a' Between 2 and 4 with Only One Root
Replies
4
Views
3K
Mastering the Law of Sines: Troubleshooting Trig Problems
Replies
3
Views
2K
Simplify Radicals: √3 + √2 - √5
Replies
3
Views
2K
Vector proof - four points in space
Replies
2
Views
2K
Solve 5sinx +12cosx=6.5: 0-180 Degrees
Replies
5
Views
4K
Find Equation of Conic with Vector & Foci - Ellipse
Replies
1
Views
2K
Rearranging the equation into the following form.
Replies
2
Views
2K
What is the Nature of the Solution to x^2 = 1?
Replies
3
Views
2K
How do i find the range of this function?
Replies
4
Views
2K
Geometric Sequences: Find 1st Term Exceeding 500
Replies
4
Views
2K
What is considered most simple
Replies
7
Views
2K
How can I simplify e^(2n ln sin(pi/3))?
Replies
1
Views
2K
Master Logarithmic Functions: Solve Equations with Integers | 3(6x-1) = 1 + 4/6x
Replies
6
Views
2K
Integers, rationals and divisibility
Replies
2
Views
2K
A very formulaic trig word problem (find an angle)
Replies
9
Views
3K
Fitting a Gauss curve to lab data
Replies
8
Views
5K
Using probability paper for a normal distribution
Replies
1
Views
3K
Solve for 3 variables with 2 equations
Replies
21
Views
3K
What is value of integral |x|/x?
Replies
2
Views
2K
Does probability have a specific order in determining outcomes?
Replies
5
Views
2K
Finding xy coordinates of obtuse and acute triangle
Replies
1
Views
3K
How Can You Optimize Material in Manufacturing Open-Top Square Base Boxes?
Replies
5
Views
3K
Proving \neg x \vee x in Hilbert System: A Logical Dilemma
Replies
4
Views
3K
Big-Oh algebra with logarithms that I don't get?
Replies
1
Views
2K
Simplify F(s) = X1(m1 s^2 + k) - KX2
Replies
3
Views
2K
Studying Probability, confused about Combinations.
Replies
4
Views
3K
What Are the Secrets Behind the Number e and Its Calculations?
Replies
6
Views
2K
Systems of Nonlinear Equations
Replies
4
Views
4K
Proving inequality by mathematical induction
Replies
3
Views
4K
Necessary and sufficient condition for equation and inequality
Replies
4
Views
3K
Convert Equation to Linear form of y=mx+c
Replies
2
Views
5K
Proving that a limit is non-existent
Replies
2
Views
3K
Grade 12 Math - Trigonometry Question.
Replies
7
Views
4K
If tan x = k(where k is a positive constant),How is tan( pie/2 − x)=1/k
Replies
13
Views
9K
Can Mathematical Induction Prove the Existence of a Fourth Dimension?
Replies
3
Views
2K
Point on line1 which is closest to line2
Replies
11
Views
3K
Continuity of a Function with Two Variables (x,y): Homework Help and Equations
Replies
4
Views
2K
Why Does the Polynomial Remainder Theorem Yield All Real Numbers for b?
Replies
3
Views
6K
Calculate Litres of Water Through Pipe in 1 Hour
Replies
3
Views
3K
Number Theory Problem (sums of consecutive squares)
Replies
4
Views
4K
Can Trigonometric Identities Be Proven Using Different Methods?
Replies
8
Views
2K
Trigonometric Identity: Double Angle.
Replies
6
Views
2K
Determinants in linear algebra
Replies
2
Views
2K
Find Value of q for Unit Vector PQ: Homework Equation Solution
Replies
6
Views
2K