Precalculus (6th Edition)

Published by Pearson
ISBN 10: 013421742X
ISBN 13: 978-0-13421-742-0

Chapter 1 - Equations and Inequalities - 1.6 Other Types of Equations and Applications - 1.6 Exercises - Page 146: 8

Answer

$C$

Work Step by Step

The equation involves a rational exponent whose numerator is odd.. Thus, the first step in solving the equation is to raise both sides of the equation to the reciprocal of the rational exponent, which is $\dfrac{2}{5}$. Therefore, the answer is Option $C$.
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