Virtual Nerd: What's the Formula for the Square of a Sum?

Use the formula for the square of a difference when you're factoring and this tutorial shows you how. [1:52]

The teacher uses the FOIL method to multiply out the square of a sum to prove the equation.

Use the formula for the product of a sum and a difference to find the product of two binomials with the same terms and opposite signs. [4:48]

Learn the formula to find the slope of a line by watching this tutorial. [1:41]

The Difference Between Two Squares is an algebraic expression where two terms are perfect squares and one is negative. In this clip the Algebra teacher uses the FOIL method to factor a difference between two squares and prove the equation.

This tutorial shows you how to find the formula for the perimeter of a rectangle. [3:01]

When you square an integer, the result is always a perfect square. Watch this video for examples! [2:04]

How do you take a square root of a fraction? Watch this tutorial on how to use the quotient property of square roots to find the answer. [3:50]

To simplify radicals, review the product property of square roots. This video will explain the concept along with examples. [4:15]

Go back to the basics and review how to find the square root of a perfect square. This video will walk you through the process and provide examples. [1:59]