Calculus (3rd Edition)

Published by W. H. Freeman
ISBN 10: 1464125260
ISBN 13: 978-1-46412-526-3

Chapter 1 - Precalculus Review - 1.3 The Basic Classes of Functions - Preliminary Questions - Page 22: 2


The domain of g is all real numbers.

Work Step by Step

By definition: $t^\frac{2}{3} = \sqrt[3] {t^2}$ Because the index is odd, or because $t^2$ is always $t^2\geq0$:
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