1. Fractional Exponents
F&P Math 10

2. Review Negative Exponents
To remove the negative exponent, you take the reciprocal of the base

3. Revisit  Negative Exponents
Evaluate each power:
8 −2
2 𝑦 −3
( 2 5 ) −2

4. Negative Exponents 3 −3 − 3 4 −3 ( 2𝑥 −3 ) 3 5 −2 (2𝑦 −3 ) (4𝑦 −2 )
Novice
Apprentice
Expert
3 −3
− −3
( 2𝑥 −3 ) 3
5 −2
(2𝑦 −3 ) (4𝑦 −2 )
−5𝑥 −4

5. Fractional Exponents
The numerator of the fraction becomes the exponent of the radicand
The denominator becomes the index of the root

7. Let’s Try Some 27 1 3 27 4 3 8 − 2 3 8 2 3 −64 2 3 9 16 − 3 2 Novice
Apprentice
Expert
8 − 2 3
8 2 3 −
9 16 − 3 2

8. Time To Practice