1. Multiplying and Dividing Powers
M8N1.
Students will understand different representations of numbers including
square roots, exponents, and scientific notation.
Objectives: Multiply Powers.
Divide Powers.
Simplify variable expressions.

2. Multiplying Powers 22 • 22 = 22+2= 24 = 16 x9 • x = x9+1 =x10
Rule #1: When multiplying powers with the same base, ADD the exponents.
22 • 22 = 22+2= 24 = 16
x9 • x = x9+1 =x10
36 • 3-2 = = 34 = 81

3. Simplify. 1

4. Simplifying Variable Expressions

5. Dividing Powers
Rule #2: When dividing powers with the same base, SUBTRACT the exponents.

6. Simplify.