## Algebra 1

Published by Prentice Hall

# Chapter 7 - Exponents and Exponential Functions - 7-1 Zero and Negative Exponents - Practice and Problem-Solving Exercises - Page 417: 28

#### Answer

$\frac{7a}{3b^2w}$

#### Work Step by Step

We start with the given expression: $\frac{7ab^{-2}}{3w}$ The negative exponent rule states that for every nonzero number $a$ and integer $n$, $a^{-n}=\frac{1}{a^n}$. We use the rule to rearrange the expression as follows: $\frac{7a}{3b^2w}$

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