2. Aim: How do we work on the expression with fractional exponent? Do Now: Simplify: 1. 2. 3. 2 8 HW: p.297 # 20,26,32,44,48,50,54,64,66,68

3. If we write as then becomes In the same fashion, or

4. Law of Fractional Exponent Law of Fractional Exponent :

5. Evaluating in Either Order

6. Evaluating a -m/n

7. Multiplying Radicals Different Indices or

8. Simplifying 1. 2. or

9. Examples:

10. Examples: rewrite the expression with positive exponent

11. Examples: Simplify each expression

13. Express as a rational number: 1. 2. 3.

14. Write the following as a power with positive exponent 1. 2. 3.

15. Write the following as a radical expression 1. 2. 3.