How to factor using the area of a rectangle with difference of two squares

The video tutorial covers the concept of special squaring and the difference of two squares. It explains how to factor expressions using the difference of squares formula, A^2 - B^2 = (A + B)(A - B), and demonstrates the process with examples. The tutorial emphasizes the cancellation of middle terms in the binomial expansion, leading to a simplified expression.

What new insight or understanding did you gain from this video?