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

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: 13



Work Step by Step

Using the fact that $\frac{a^m}{a^n}=a^{m-n}$, the expression can be rewritten as $$\frac{2^7}{2^3}=2^{7-3}=2^4=(2^2)(2^2)=4(4)=16$$
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