Chapter5RationalExponentsandRadicalFunctions

5.1nthrootsandrationalexponentsSpiralReview:Canyourewritethefollowingasrationalexponents?7 16$ 8&$

Isthereapattern?Example1:FindingnthRootsFindtheindicatedrealnthroot(s)ofa.

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

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