The difference of two squares

Quadratics · Foundation and Higher · 5:26

Chapters

1. 0:00Introduction
2. 0:24Do Now
3. 1:06A square with a square cut out
4. 1:41Why it works, and the quick way
5. 2:19Example 1: spotting one
6. 2:54Example 2: a number in front of x squared
7. 3:28Your turn
8. 3:54Common mistake
9. 4:36Worksheet and exit question