1. Negative Exponents
Lesson #5
Pg. 203

2. What You’ll Learn
Unit fractions can be written as a power with a negative exponent
The Laws of Exponents apply to negative exponents

3. Real World Link
Exponential Form
Standard Form

4. Zero and Negative Exponents
Any nonzero number to the zero power (exponents) is 1 (one).
Rule
Example

5. Zero and Negative Exponents
Negative (have nothing to do with the positive or negative of the problem)
Any nonzero number to the negative n power is the multiplicative inverse of its nth power.
Rule
Example

6. Examples

7. Examples
Write each fraction as an expression using a negative exponent other than – 1.

8. Reflection
What is the difference between (-4)2 and 4-2 ?

9. Multiply and Divide with Negative Exponents
Exponential Rules can still be used to multiply and divide powers with negative exponents…

10. Examples

11. Summary of Exponents

12. Homework
HW: pg
(1-18, 24)
8th F11