Factoring Difference of Squares: A Step-by-Step Guide

Join us on this lesson you will learn how to factor a difference of squares (also known as a difference of two squares or DOTS) and how factor a binomial that is a difference of two squares (DOTS). For more MashUp Math content, visit http://www.mashupmath.com and join our free mailing list! :)

This lesson answers the questions: What is a difference of squares? How do I factor a binomial? How do I factor a difference of two squares? What is DOTS? How do I find factors? How do I know if an expression is a perfect square? How do I find factors? How do I check my answer?

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