Precalculus (6th Edition)

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

Chapter R - Review of Basic Concepts - R.7 Radical Expressions - R.7 Exercises: 32

Answer

For integers $n\ge 2$, $\sqrt[n]{a^n} = a$.

Work Step by Step

RECALL: The nth root of $x^n$ where $x$ is positive real number $x$. Thus, for integers $n\ge2$, $\sqrt[n]{a^n} = a$
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