## Functions Modeling Change: A Preparation for Calculus, 5th Edition

Published by Wiley

# Chapter 4 - Exponential Functions - Exercises to Skills for Chapter 4 - Page 185: 1

#### Answer

$=25$

#### Work Step by Step

Using the rule that $(ab)^n=a^nb^n$, $$(-5)^2=(-1)^2(5)^2=1 \cdot 25=25$$

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