1. Objective- To simplify expressions involving rational exponents
Lesson 4.4 Rational Exponents
4:4 Rational Exponents
Objective- To simplify expressions involving rational exponents = or = =
Algebra I by James Wenk © 2003 published by TEACHINGpoint as part of the Expert Systems for Teachers Series
Algebra 1 by James Wenk © 2003 published by TEACHINGpoint

2. Simplify. 1) = = 4) = = 2) = = 5) = = 3) = = 6) = =
Algebra I by James Wenk © 2003 published by TEACHINGpoint as part of the Expert Systems for Teachers Series

3. Roots of Negative Numbers1) = =
No Real Root 2) = = 3) = = 4) = =
No Real Root
Algebra I by James Wenk © 2003 published by TEACHINGpoint as part of the Expert Systems for Teachers Series

4. Write using a root. Simplify.1) = =
No Real Root 2) = = 3) = =
No Real Root 4) = =
Algebra I by James Wenk © 2003 published by TEACHINGpoint as part of the Expert Systems for Teachers Series

5. Write using a root. Simplify.5) = = 6) = =
No Real Root 7) = = 8) = =
Algebra I by James Wenk © 2003 published by TEACHINGpoint as part of the Expert Systems for Teachers Series

6. Rule of Rational Exponents= or = =
power
Root or power first?
Doesn’t matter!
root = = = = = = = =
Algebra I by James Wenk © 2003 published by TEACHINGpoint as part of the Expert Systems for Teachers Series

7. Simplify. 1) = = = 2) = = = 3) = = = 4) = = =
Algebra I by James Wenk © 2003 published by TEACHINGpoint as part of the Expert Systems for Teachers Series

8. Simplify. 5) = = = 6) = = = 7) = = = 8) = = =
Algebra I by James Wenk © 2003 published by TEACHINGpoint as part of the Expert Systems for Teachers Series

9. = = = = = = = = = = = = a) Simplify the root first.
b) Simplify the power first. 1) a) = = = b) = = = 2) a) = = = b) = = =
Algebra I by James Wenk © 2003 published by TEACHINGpoint as part of the Expert Systems for Teachers Series