Answer
$\frac{5}{2}$
Work Step by Step
You have ($\frac{2}{5}$$)^{-1}$.Simplify:
($\frac{2}{5}$$)^{-1}$ -apply exponent rule ($\frac{a}{b}$$)^{-1}$=$\frac{1}{a/b}$=$\frac{b}{a}$-
=$\frac{5}{2}$
Algebra 1: Common Core (15th Edition)
by Charles, Randall I.
Published by
Prentice Hall
ISBN 10:
0133281140
ISBN 13:
978-0-13328-114-9
Chapter 7 - Exponents and Exponential Functions - 7-4 Division Properties of Exponents - Practice and Problem-Solving Exercises - Page 443: 41
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