Factoring a Difference of Squares

This video explains how to factor a difference of squares.

[financialzero]

That example you gave at the start was literally the question I was struggling with

[Keaton]

Thank you. This saved my grade for the math test.
Can't wait till my comment is 8 years old and I'm reminded of all the painful math tests I had to go through.

[sea]

thank you so much I had forgotten how it worked, this helps a lot

[benjamininfante]

What if the numbers arent a perfect square