Simplifying the square root of a variable expression

The video tutorial covers solving a mathematical problem by understanding the index and using squared numbers. It emphasizes the importance of knowing square numbers and demonstrates the application of the power rule to simplify expressions. The tutorial concludes with simplifying expressions using square roots, highlighting efficient problem-solving techniques.

What is the square of 11?

• 144

• 100

• 121

• 169

Which of the following is an example of a square number?

• 40

• 30

• 25

• 15

How can y^2 * y^2 * y^2 be simplified using the power rule?

• y^6

• y^8

• y^12

• y^10

What is the result of (y^5)^2?

• y^7

• y^9

• y^10

• y^12

What is the square root of 11 squared?

• 22

• 33

• 11

• 5