Introductory Algebra for College Students (7th Edition)

Published by Pearson
ISBN 10: 0-13417-805-X
ISBN 13: 978-0-13417-805-9

Chapter 8 - Section 8.6 - Rational Exponents - Exercise Set: 9

Answer

$2$

Work Step by Step

RECALL: (i) $a^{\frac{1}{4}}=\sqrt[4]{a}$ (ii) $\sqrt[4]{a^4}=|a|$ Use rule (i) above to obtain: $=\sqrt[4]{16}$ Write 16 as $2^4$: $=\sqrt[4]{2^4}$ Use rule (ii) above to obtain: $=|2| \\=2$
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.