Download presentation

Presentation is loading. Please wait.

Published byConstance Lewis Modified over 8 years ago

2
Review: Laws of Exponents

3
Questions Q: 4 0 =? A: 1 Q: 4 1 =? A: 4 Q: 4 1/2 =? A: Let’s square the number (4 1/2 ) 2 =? (4 1/2 ) 2 = 4 1 = 4 Recall: b is called a square root of the number a if b 2 = a. 4 1/2 is a square root of the number 4 Or

4
Definition of Rational Exponent Q: 8 1/3 =? A: Let’s cube the number (8 1/3 ) 3 =? (8 1/3 ) 3 = 8 1 = 8 So, we have In general, for any positive integer n,

5
Examples Evaluate the following expressions

6
Examples Simplify the following expressions

7
Question Which way do you prefer?

8
Definition of Rational Exponent The numerator m will the exponent The denominator n will be the index of the radical 25 3/2 = 3 2

9
Examples 100 7/2 = (-27) 2/3 = 3/2 7 2 2 3 3 2

10
Examples Simplify the following expressions

11
Examples Simplify the following expressions

Similar presentations

© 2023 SlidePlayer.com Inc.

All rights reserved.

To make this website work, we log user data and share it with processors. To use this website, you must agree to our Privacy Policy, including cookie policy.

Ads by Google