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One formula to rule them all, one formula to find them. One formula to bring them all, and in the darkness bind them. Or something like that. I...

The video will show you how to plot points in 3D using the axes of the 3D coordinate system. Make sure you're wearing your special glasses for this...

When graphing inequalities, you graph the line, shade the corresponding side, and plug in the point. The end!

SAT Math 2.2 Algebra and Functions. What value of y is correct?

SAT Math 7.2 Algebra and Functions

Mathematical Reasoning: Drill Set 2, Problem 2. A positive integer, n, when squared, is always greater than or equal to the doubling of n, except w...

ACT Math: Pre-Algebra Drill 5, Problem 3. Find the remainder.

CAHSEE Math Mathematical Reasoning Drill 2, Problem 1. Which of the following expressions has a negative value?

Mathematical Reasoning Drill 2 Problem 4. Which of the following expressions tells how much he spends on rent per month?

ACT Math Intermediate Algebra Drill 1, Problem 4. Solve for x based on the equation.

ACT Math Intermediate Algebra Drill 1, Problem 5. Can you simplify the expression?

ACT Math Intermediate Algebra Drill 2, Problem 1. Solve the equation.

Algebra I Drill 1, Problem 3. Solve the equation.

Number Sense: Drill Set 2, Problem 1. Which of the following is equivalent?

Number Sense: Drill Set 2, Problem 2. Which fraction equals 65 percent?

SAT Math 5.3 Algebra and Functions

Don’t even think about starting up your combo lemonade/fro-yo stand without first making sure you understand piecewise functions. You’re just a...

Domain and range: two terms you will learn to love (or hate with a vengeance). The domain is the set of all possible x values, and range is the set...

ACT Math Intermediate Algebra Drill 4, Problem 5. Find the value of x.

ACT Math: Pre-Algebra Drill 4, Problem 5. If N is divisible by 2 and 3, then what is the remainder when N is divided by 6?

ACT Math: Pre-Algebra Drill 7, Problem 1. Solve for x.

ACT Math: Pre-Algebra Drill 7, Problem 2. Solve for x.

ACT Math Intermediate Algebra Drill 1, Problem 2. Find the product of (2a + 6)2.

Number Sense: Drill Set 5, Problem 2. Which of the following is equivalent to the expression shown?

Number Sense Drill 5 Problem 3. Which of the following is equivalent to the expression?

ACT Math: Pre-Algebra Drill 7, Problem 2. Solve for x.

ACT Math: Pre-Algebra Drill 7, Problem 3. Solve for x.

ACT Math: Pre-Algebra Drill 7, Problem 4. Solve for x.

Number Sense: Drill Set 2, Problem 5. By what percent did his percentage grade increase from one test to the other?

Number Sense: Drill Set 3, Problem 1. This is a decrease of, approximately, what percent?

CAHSEE Math: Number Sense Drill 3, Problem 2. If a number is tripled and the result is halved, what is the percentage increase of the resulting num...

SAT Math 1.5 Algebra and Functions. If f (x) = x2 - 16 and g(x) = x4 - 256, what is f of x divided by g of x?

CAHSEE Math: Algebra I Drill 6, Problem 2. Simplify the polynomial.

SAT Math 4.3 Algebra and Functions

SAT Math 5.1 Algebra and Functions

SAT Math 5.4 Algebra and Functions

This video explains how to use slope-intercept form to graph a line or find an x value when you know the y value and the slope. Just remember rise...

Apparently, Cinderella used mathematical strategies and the standard form of linear equations to get the prince's attention. The shoe was just the...

You can learn pretty much all there is to know about a linear equation by checking its relationship status. Just keep your fingers crossed that it...

CAHSEE Number Sense: Drill Set 1, Problem 1. How would he write the number in scientific notation?

CAHSEE Math Number Sense: Drill Set 1, Problem 2. The decimal 0.000035 can be written in scientific notation as...what?

CAHSEE Math Number Sense: Drill Set 1, Problem 3. Which of the following numbers is the largest?

ACT Math: Pre-Algebra Drill 4, Problem 2. What is the fourth term in the series?

ACT Math: Intermediate Algebra: Drill 3, Problem 1. Find the fifth number in the series.

ACT Math: Intermediate Algebra Drill 3, Problem 2. Find the sixth number in the series.

ACT Math Pre-Algebra Drill 1, Problem 3. Can you find the product of two square roots?

ACT Math Intermediate Algebra Drill 2, Problem 2. How else can the expression be written?

ACT Math: Intermediate Algebra Drill 2, Problem 3. Which of the following is equal to the expression shown?

Mathematical Reasoning Drill 3 Problem 1. Which of the following is the best estimate of [3.05(7.95) - 4]2?

How do you solve a system of linear inequalities? Aw, man...and we thought solving a problem like Maria was tough...

Please note: If starting your own petting zoo, Shmoop recommends you stock it with animals that aren’t quite so likely to bite your hand off. Tha...

CAHSEE Mathematical Reasoning: Drill 1, Problem 1. Based on this information, which of the following can be determined?

CAHSEE Math Mathematical Reasoning: Drill Set 1, Problem 2. Which of the following should be the most appropriate first step in solving the equation?

CAHSEE Math Mathematical Reasoning: Drill 1 Problem 3. Which of the following is the correct order of steps?