# Square Roots and Radicals 2

Taught by YourMathGal
• Currently 4.0/5 Stars.
6423 views | 1 rating
Part of video series
Meets NCTM Standards:
Lesson Description:

Learn to find square roots of variable expressions.

More free YouTube videos by Julie Harland are organized at http://yourmathgal.com

• How do you square variables with exponents?
• What is x^2 squared?
• How do you find the square root of a variable to an exponent?
• Why is the square root of x^6 equal to |x^3|?
• Why does the square root of x^16 equal x^8?
• Why is a variable with an even exponent a perfect square?
• How do you find the square root of a variable expression?
• What is the square root of 9m^8n^4y^2?
• What is an irrational number?
• When is a square root irrational?
• #### Staff Review

• Currently 4.0/5 Stars.
This lesson takes the ideas from the previous lesson and adds in variables. Now, you will learn how to find the square roots of variables with exponents. Several examples are shown and all concepts are explained very well. This is a great place to start if you are learning to find the square root of variables and variable expressions.