Algebra 2 Common Core

Published by Prentice Hall
ISBN 10: 0133186024
ISBN 13: 978-0-13318-602-4

Chapter 6 - Radical Functions and Rational Exponents - 6-2 Multiplying and Dividing Radical Expressions - Practice and Problem-Solving Exercises - Page 371: 12



Work Step by Step

RECALL: $\sqrt[n]{a} \cdot \sqrt[n]{b} = \sqrt[n]{a\cdot b}$, for real numbers $a$ and $b$. Use the rule above to have $\sqrt[3]{9(-81)} \\=\sqrt[3]{-729} \\=\sqrt[3]{(-9)^3} \\=-9.$
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