1. Rules of Exponents In this lesson, you will be able to simplify expressions involving zero and negative exponents.

2. Rules of Exponents Review: Exponents represent repeated multiplication.

3. Exponents to the Zero power What happens when you raise a number to the zero power? (b 0 )

4. Exponent to the Zero Power

5. We see that any base raised to the zero power equals 1. What happens when you raise an exponent to a negative exponent? b -a

6. Negative Exponents 3 4 = 81 3 3 =27 3 2 =9 3 1 =3 3 0 =1 3 -1 = ?

7. Negative Exponent (2 3 )(2 -3 )

8. Negative Exponent

9. Conclusion In this lesson, you have learned how to simplify expressions involving zero and negative exponents.