chapter 5 rational exponents and radical functions · 05/03/2018  · simplify the expression....

4
Chapter 5 Rational Exponents and Radical Functions 5.1 nth roots and rational exponents Spiral Review: Can you rewrite the following as rational exponents? 7 16 $ 8 & $ Is there a pattern? Example 1: Finding nth Roots Find the indicated real nth root(s) of a. a) ' = 3, + = −216 b) ' = 4, + = 81 Spiral Review: What happens with a negative exponent? Ex: + /0

Upload: others

Post on 27-Sep-2020

20 views

Category:

Documents


0 download

TRANSCRIPT

Page 1: Chapter 5 Rational Exponents and Radical Functions · 05/03/2018  · Simplify the expression. Write your answer using only positive exponents. (Skills Review Handbook) Write the

Chapter5RationalExponentsandRadicalFunctions

5.1nthrootsandrationalexponentsSpiralReview:Canyourewritethefollowingasrationalexponents?7 16$ 8&$

Isthereapattern?Example1:FindingnthRootsFindtheindicatedrealnthroot(s)ofa.

a) ' = 3, + = −216 b)' = 4, + = 81SpiralReview:Whathappenswithanegativeexponent?Ex:+/0

Page 2: Chapter 5 Rational Exponents and Radical Functions · 05/03/2018  · Simplify the expression. Write your answer using only positive exponents. (Skills Review Handbook) Write the

Example2:EvaluatingExpressionswithRationalExponentsEvaluateeachexpression.

a. 161/& b.32/1/4Example3:ApproximatingExpressionswithRationalExponentsEvaluateeachexpressionusingacalculator.Roundtothenearesthundredthifnecessary.

a. 96/4 b.121/7 c. 78 1

Example4:SolvingEquationsUsingnthRootsFindtherealsolution(s)ofthefollowing

a. 494 = 128 b. 9 − 3 0 = 21Example5:Real-LifeApplicationHomework:5-17odd,21-24,30,32,33,34,38,42,45

Page 3: Chapter 5 Rational Exponents and Radical Functions · 05/03/2018  · Simplify the expression. Write your answer using only positive exponents. (Skills Review Handbook) Write the
Page 4: Chapter 5 Rational Exponents and Radical Functions · 05/03/2018  · Simplify the expression. Write your answer using only positive exponents. (Skills Review Handbook) Write the