## 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: 16

#### Answer

$\frac{-1}{12}$

#### Work Step by Step

The negative exponent rule states that for every non zero number $a$ and integer $n$, $a^{-n}$ = $\frac{1}{a^n}$. Hence,the value of the given expression equals the negative of $12^{-1}$, which is -$\frac{1}{12}$ .

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