1. Objective
evaluate powers that have negative and zero exponents.

2. Section 4.6 “Zero and Negative Exponents”
Power
Fraction Form
Decimal Form

3. Negative Exponents
Let ‘n’ be a positive integer and ‘a’ be a nonzero number.
reciprocals

4. Write the expression using only positive exponents.

5. Write the expression without using a fraction bar.

6. Zero Exponents Any number or variable to the
Let ‘n’ be a positive integer and ‘a’ be a nonzero number.
Any number or variable to the
zero power is always equal to one.

7. Evaluate the expressions.1) 2)
undefined 3) 4)

8. Try It Out... Find the product or quotient.

9. Try It Out...
CHALLENGE