#### Answer

real

#### Work Step by Step

The domain of a radical function with an odd index, such as $f(x)=\sqrt[3]{x},$ is the set of all real numbers since $\sqrt[3]{x}$ is defined for any real number, $x.$

Published by
Pearson

ISBN 10:
0-32184-874-8

ISBN 13:
978-0-32184-874-1

real

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