Algebra: A Combined Approach (4th Edition)

Published by Pearson
ISBN 10: 0321726391
ISBN 13: 978-0-32172-639-1

Chapter 5 - Section 5.2 - Negative Exponents and Scientific Notation - Vocabulary and Readiness Check: 1

Answer

B. $\frac{1}{x^{3}}$

Work Step by Step

We know that $a^{−n}=\frac{1}{a^{n}}$ (as long as a is a nonzero real number and n is an integer). Therefore, $x^{-3}=\frac{1}{x^{3}}$.
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