Multiplying Special Cases

How Do You Use the Formula for the Product of a Sum and a Difference?

Finding the product of two binomials with the same terms and opposite signs? You're finding the product of a sum and a difference! Use the formula for the product of a sum and a difference to quickly find the answer! This tutorial shows you how.
What's the Formula for the Square of a Sum?

Comes in handy when you're factoring, and this tutorial will show you how to square like a pro!