1. Warm Up

3. Chapter 5.7
Rational Exponents

4. Rational Exponents
The denominator
becomes the index

5. Rational Exponents Cont.
The denominator
becomes the index
The numerator
become the power

6. Evaluating Expressions:

7. Simplifying Expressions with Rational Exponents
An expression with rational exponents is simplified when all of the following conditions are met:
It has no negative exponents
It has no fractional exponents in the denominator
It is not a complex fraction
The index of any remaining radical is the least number possible

8. We use the properties of powers to simplify:

9. You Try!

10. Next Example:

11. Next Example:

12. Quiz – Radical Expressions with denominators– next class
Tonight’s Homework:
Page 261
(21-53 odd)
Quiz – Radical Expressions with denominators– next class