1. 11-2 Radical Expressions Standard 2.0 Three Key Terms One Rule

2. CA Standard 2.0 Understand and use the operation of a taking a root.

3. Vocabulary Radical Expression Radicand The entire expression written with a radical sign. The expression that is written under the radical Radical Expression Radicand

4. Vocabulary Imaginary Number A number that is not part of the real number system

5. Examples of Real and Imaginary Numbers 1. 2. 3. 4. 1. Irrational 2. Imaginary 3. Imaginary 4. Rational

6. #5 Evaluate the expression Imaginary

7. #6 Evaluate the expression Imaginary

8. #7 Real Number Sets Determine the values of x that make each expression a real number.

9. #8 Real Number Sets Determine the values of x that make each expression a real number.

10. Perfect Square Radicands The radical sign actually means the radicand is to the one-half power.

11. Perfect Square Radicands Partially

12. #9 Simplify

13. #10 Simplify

14. #11 Simplify

15. #12 Simplify

16. #13 Simplify