Elementary Algebra

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

Chapter 11 - Additional Topics - 11.3 - Fractional Exponents - Concept Quiz 11.3 - Page 488: 1



Work Step by Step

Fractional exponents are used to show $n\text{th}$ roots. Therefore, we can use the notation $x^\frac{1}{n}$ to signify the expression $\sqrt[n] x$. For example, $3^\frac{1}{3}=\sqrt[3] 3$.
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