Answer
-1/27
Work Step by Step
We first plug -3 in for r as the instructions tell us to do. Recall the equation: $a^{-n}= \frac{1}{a^{n}}$. Thus, we simplify this expression:
$(-3)^{-3}=\frac{1}{(-3)^{3}}=-1/27$
Algebra 1: Common Core (15th Edition)
by Charles, Randall I.
Published by
Prentice Hall
ISBN 10:
0133281140
ISBN 13:
978-0-13328-114-9
Chapter 7 - Exponents and Exponential Functions - 7-1 Zero and Negative Exponents - Practice and Problem-Solving Exercises - Page 422: 37
Update this answer!
You can help us out by revising, improving and updating this answer.
Update this answerAfter you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.
