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Homework Help
Precalculus Mathematics Homework Help Forum
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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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Yet another limit question in this forum (No.2 :P)
Nov 14, 2010
Replies
8
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2K
Simplify Radicals: -3\sqrt[6]{3}, 2\sqrt[3]{192}, \sqrt[6]{320} and More!
Nov 14, 2010
Replies
4
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2K
Trig Functions - When wil object be 9cm below 0?
Nov 14, 2010
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1
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1K
Proving Existence of Positive Integer Multiple with 0s & 1s
Nov 14, 2010
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6
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6K
Simple trig which I have forgotten
Nov 13, 2010
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4
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2K
Divisibility Proof: Prove n^7 - n Divisible by 7
Nov 13, 2010
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5
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4K
Perimeter & Area: Which Structure Has Largest/Smallest?
Nov 13, 2010
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1
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3K
Proving Trig Identity: Tanx = Csc2x - Cot2x | Homework Help
Nov 13, 2010
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6
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4K
Measuring Parabolas of a Suspension Bridge - Alex
Nov 12, 2010
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3
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2K
Limit Problem Solution Explained
Nov 12, 2010
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5
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2K
Radical probelm can someone please check my answers?
Nov 12, 2010
Replies
4
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2K
Rearranging Equations to Find x in Terms of a and b | Homework Help
Nov 12, 2010
Replies
4
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3K
Retrieving exact value using Compound angle
Nov 12, 2010
Replies
5
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2K
Solve for y: Determining the Measure of Angle y
Nov 11, 2010
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1
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5K
Descriptive Statistics - Find % of measurement in a certain range
Nov 11, 2010
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2
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2K
Is (1-Exp[-i x])^2 equal to Sin^2(x) in particle physics?
Nov 11, 2010
Replies
4
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1K
Calculating the Value of an Infinite Series
Nov 11, 2010
Replies
2
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2K
What is a Lattice Point in Geometry?
Nov 11, 2010
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2
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3K
Maximizing Efficiency in Two-Dimensional Packing: A Comprehensive Guide
Nov 11, 2010
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1
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4K
Understanding compund angle formulas
Nov 10, 2010
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4
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3K
What are the eigenvectors for the given matrix A = [1 0 0; -2 1 3; 1 1 -1]?
Nov 10, 2010
Replies
4
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2K
Automatic Control Systems Homework Proof on Linear Algebra
Nov 10, 2010
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1
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2K
Function of distance between a point and vector in 3D
Nov 9, 2010
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1
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4K
Solving a Quadratic Equation: A Puzzling Problem
Nov 9, 2010
Replies
15
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16K
How to Find the Exact Values of Cosine and Sine of Compound Angles
Nov 9, 2010
Replies
2
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2K
Easy Problems, but just cant figure it out Help
Nov 9, 2010
Replies
5
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2K
Is the Original Figure Considered a Shape in This Puzzle?
Nov 8, 2010
Replies
10
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3K
Binomial theorem - not an easy question
Nov 8, 2010
Replies
7
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2K
Range of A for Real Roots of Ay2 - 3y + 4 = 0
Nov 8, 2010
Replies
10
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2K
Troubleshooting Attached File: Solutions Here
Nov 8, 2010
Replies
1
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1K
Orbital Velocity Homework: Find Velocity of Geostationary Satellite
Nov 8, 2010
Replies
13
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2K
Yet another limit question in this forum.
Nov 8, 2010
Replies
6
Views
2K
Achiles and a tortoise (not Zeno's Paradox)
Nov 8, 2010
Replies
18
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3K
Common log question (are you done?)
Nov 8, 2010
Replies
6
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2K
Solving Trig Equation: 600cosA = xcos35
Nov 7, 2010
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2
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2K
Help finding the magnitude of this number.
Nov 7, 2010
Replies
5
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7K
How many people in a group would you expect to have the same birthday?
Nov 7, 2010
Replies
1
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2K
Solve E(min(X,100)) Using Geometric Distribution with Theta | Homework Help
Nov 7, 2010
Replies
6
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2K
Verify "Sin2(x)Cos2(x) - Cos2(x) = 0" Identity
Nov 7, 2010
Replies
23
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3K
Solve Circle Equation: Complete the Square for Center & Radius
Nov 7, 2010
Replies
3
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1K
How Do You Make a Complex Denominator Real in a Fractional Expression?
Nov 7, 2010
Replies
3
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3K
Card Game Probability Question
Nov 7, 2010
Replies
4
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3K
Do 4 Linearly Independent Vectors in R^4 Always Span the Space?
Nov 7, 2010
Replies
2
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2K
Finding the Vertex of a Parabola: A Quick Guide
Nov 6, 2010
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3
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3K
Normal Distribution - Discrete or Continuous?
Nov 6, 2010
Replies
1
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18K
Shortest distance between plane and point
Nov 6, 2010
Replies
2
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2K
Multinomial Expansion: Combinations of Letters in MISSISSIPPI Taken 5 at a Time
Nov 6, 2010
Replies
3
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2K
Permutations & Combinations - Find the sum
Nov 6, 2010
Replies
11
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6K
Permutations with 3 balls of different colours in 4 glass cylinders
Nov 6, 2010
Replies
3
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2K
Quadratic Functions Word Problem, It's Tricky
Nov 6, 2010
Replies
33
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9K
Need Help with Trig Identity Problem - Any Assistance Appreciated!
Nov 6, 2010
Replies
4
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4K
A (simple?) question on fractions
Nov 5, 2010
Replies
9
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2K
Quadratic Question Dealing With Perimeter
Nov 4, 2010
Replies
6
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3K
Probability of winning four holes in golf
Nov 4, 2010
Replies
3
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2K
Calculating the Slope of a Function at x = -2/3 | Independent Study Problem
Nov 4, 2010
Replies
10
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2K
Are There Other Strange Division Patterns Besides Cancelling 6's?
Nov 4, 2010
Replies
4
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2K
Geometry with circles, triangles and squares
Nov 4, 2010
Replies
10
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3K
Composition of Functions: Finding g(f-1(x)) with Given Equations
Nov 3, 2010
Replies
3
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1K
Liquid Volume of a Frustum of a Cone
Nov 3, 2010
Replies
1
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3K
Probability of a Population greater than the one of a sample
Nov 3, 2010
Replies
3
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4K
Find polynomial when given a complex root
Nov 3, 2010
Replies
5
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5K
How Do You Solve the Inequality \(\frac{1}{2^x} > \frac{1}{x^2}\)?
Nov 2, 2010
Replies
6
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3K
Help with simulating distributions
Nov 2, 2010
Replies
1
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1K
Solving Algebra Problem: (7/4)^x = 5^(1-x)
Nov 2, 2010
Replies
10
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2K
Probability question; Conditional probability and poisson distribution
Nov 2, 2010
Replies
1
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9K
How can I solve for x in the inequality 1/x <= 4?
Nov 1, 2010
Replies
8
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9K
Probability Question.Can somone tell me if i am doing right thing
Nov 1, 2010
Replies
9
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4K
What Are the Correct Values of a and b in the Polynomial Problem?
Nov 1, 2010
Replies
7
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2K
Solving Complex Number Homework: No Value for x
Nov 1, 2010
Replies
6
Views
2K
Graphing calculator scene project
Nov 1, 2010
Replies
6
Views
11K
Galois theory. field extension, constructible/algebraic numbers
Oct 31, 2010
Replies
13
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5K
Ox-words: Rules, Length & Occurrences of a & b
Oct 31, 2010
Replies
1
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2K
Prove by induction or any other logical argument
Oct 31, 2010
Replies
26
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6K
Binomial Probability: More Than 1 Survival from 10 Chicks
Oct 31, 2010
Replies
6
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3K
Calculating Probabilities in Criminal Verdicts: Innocence and Guilt Explained
Oct 30, 2010
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1
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2K
Some number belongs to real such that
Oct 30, 2010
Replies
3
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1K
Proving Continuous Function Homework
Oct 30, 2010
Replies
1
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1K
Find solutions to non-linear equation
Oct 30, 2010
Replies
3
Views
2K
Solving for Values in an Inverse Partitioned Matrix
Oct 30, 2010
Replies
2
Views
4K
Solve for Area with Given Vertices Using Vector Calculus
Oct 30, 2010
Replies
7
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2K
Proving Implication with Truth Tables: When Do We Use T or F?
Oct 30, 2010
Replies
4
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3K
What Determines the Cross Sectional Flow Area in Air Ducts?
Oct 30, 2010
Replies
1
Views
4K
Discover the Probability of Rolling a 6-6-6-6-4-1 with Six Dice"
Oct 30, 2010
Replies
11
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8K
Factoring a higher order polynomial
Oct 29, 2010
Replies
5
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3K
Magnitude of this complex number
Oct 29, 2010
Replies
1
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2K
What is the limit of k over k squared?
Oct 29, 2010
Replies
8
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2K
Is the quotient of periodic functions also periodic?
Oct 29, 2010
Replies
1
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2K
Matrix Right-Inverse: Find x_1,x_2 for Ax=b
Oct 29, 2010
Replies
2
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2K
Proving f(n) = 5 x 3^n - 4 with Mathematical Induction
Oct 29, 2010
Replies
3
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2K
Mastering Hard Thinking Questions: Solving for a, p, and q with Given Equations
Oct 29, 2010
Replies
43
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10K
Statistics: Standard Normal Distribution
Oct 29, 2010
Replies
2
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6K
How do I formulate and find constants for a bounded exponential equation?
Oct 29, 2010
Replies
2
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2K
Ellipse Equation w/ only vertices and focus
Oct 29, 2010
Replies
1
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3K
What is the Correct Way to Calculate Relative Improvement and Percentage?
Oct 28, 2010
Replies
1
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2K
Finding other points on the line given the midpoint
Oct 28, 2010
Replies
2
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5K
Proving Subgroup Equality in Group Theory
Oct 28, 2010
Replies
4
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2K
Finding the Range of x Values for Quadratic Inequalities
Oct 28, 2010
Replies
23
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4K
Why are these two angles congruent?
Oct 27, 2010
Replies
11
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3K
Proving a Right-Angled Triangle in a Rectangular Hyperbola | Homework Question
Oct 27, 2010
Replies
4
Views
2K
Proving Every Int. ≥ 12 Is a Combination of 4m + 5n
Oct 27, 2010
Replies
1
Views
2K
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