## Thinking Mathematically (6th Edition)

Published by Pearson

# Chapter 5 - Number Theory and the Real Number System - 5.6 Exponents and Scientific Notation - Exercise Set 5.6: 123

#### Answer

For any nonzero real number $a$, $a^{-m} = \dfrac{1}{a^m}$, where $m \gt 0$ . Example: $3^{-2} = \dfrac{1}{3^2}$

#### Work Step by Step

For any nonzero real number $a$, $a^{-m} = \dfrac{1}{a^m}$, where $m \gt 0$ . Example: $3^{-2} = \dfrac{1}{3^2}$

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