Answer
$-\frac{1}{49}$
Work Step by Step
$-7^{-2}=-(7^{-2})=-(\frac{1}{7^{2}})=-(\frac{1}{7\times7})=-(\frac{1}{49})=-\frac{1}{49}$
Algebra: A Combined Approach (4th Edition)
by Martin-Gay, Elayn
Published by
Pearson
ISBN 10:
0321726391
ISBN 13:
978-0-32172-639-1
Chapter 5 - Review - Page 403: 32
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.
