Learn how to square a number

The video tutorial explains the concept of squaring a number, specifically focusing on 3 squared. It begins by introducing the idea of a square and its properties, such as having four equal sides. The tutorial then explains how to calculate the area of a square by multiplying the length of one side by itself, which is the essence of squaring a number. The process of squaring is further detailed, and the notation for squaring is introduced. The tutorial concludes with a summary of the key points covered.

Explain the process of calculating 3 squared.

What is the final result of 3 squared and how is it represented?