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: 1



Work Step by Step

By definition: $x^\frac{1}{4} = \sqrt[4] x$ Therefore x have to be $x\geq0$, because there is no root for negative numbers. So the domainof $f(x)=\frac{1}{4} $ is $x\geq0$
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