1. Do Now: Evaluate.

2. 8-1 Multiplying Monomials Objectives SWBAT: 1) multiply monomials 2) Simplify expressions involving powers of monomials

3. Monomials A monomial is a number, a variable, or a product of a number and one or more variables Examples:

4. Example 1: Write each product in expanded form and write as a single power. What do you notice?

5. Product of Powers To multiply two powers that have the same base, add the exponents.

6. Example 2: Simplify each expression.

7. Example 3: Find the power of each power by writing each in expanded form. Write your answer as a single power. What do you notice?

8. Power of a Power To find the power of a power, multiply the exponents.

9. Example 4: Simplify.

10. Example 5: Use the previous rules to simplify each expression.

11. Try these.