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: 55

Answer

$\color{blue}{-15}$

Work Step by Step

Since $-3125=(-5)^5$, the given expression simplifies to: $=3\sqrt[5]{(-5)^5} \\=3(-5) \\=\color{blue}{-15}$
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