Answer
$=25$
Work Step by Step
Using the rule that $(ab)^n=a^nb^n$, $$(-5)^2=(-1)^2(5)^2=1 \cdot 25=25$$
Functions Modeling Change: A Preparation for Calculus, 5th Edition
by Connally, Eric; Hughes-Hallett, Deborah; Gleason, Andrew M.; Cheifetz, Phil C.
Published by
Wiley
ISBN 10:
1118583191
ISBN 13:
978-1-11858-319-7
Chapter 4 - Exponential Functions - Exercises to Skills for Chapter 4 - Page 185: 1
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