Answer
$x=\pm2-5$
Work Step by Step
$(x+5)^4=16\\x+5=\sqrt[4] {16}=\sqrt[4] {2^4}=\pm2\\x=\pm2-5$
Algebra 2 (1st Edition)
by Larson, Ron; Boswell, Laurie; Kanold, Timothy D.; Stiff, Lee
Published by
McDougal Littell
ISBN 10:
0618595414
ISBN 13:
978-0-61859-541-9
Chapter 6 Rational Exponents and Radial Functions - 6.1 Evaluate nth Roots and Use Rational Exponents - Guided Practice for Examples 4 and 5 - Page 416: 18
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