The Best Way to Simplify the Square Root of a Number, Sqrt(72)

The video tutorial discusses methods for selecting numbers, focusing on the example of 72. It explains how to identify the largest square number that divides evenly into a given number and highlights common mistakes when using alternative methods. The importance of using square numbers is emphasized, with guidance on how to achieve the correct answer even if the largest number isn't initially chosen.

What is the significance of the example involving 9 * 8 in the context of the lesson?

How does the teacher suggest handling situations where the largest square number is not used?