Elementary Algebra

Published by Cengage Learning
ISBN 10: 1285194055
ISBN 13: 978-1-28519-405-9

Chapter 7 - Algebraic Fractions - 7.1 - Simplifying Algebraic Fractions - Problem Set 7.1 - Page 282: 68



Work Step by Step

Using the rule $\frac{x^{a}}{x^{b}}=x^{a-b}$, we obtain: $\frac{x^{4}}{x^{8}}=x^{4-8}=x^{-4}=\frac{1}{x^{4}}$
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