Answer
$2.839$
Work Step by Step
Do not make a mistake here: there is no formula to simplify $\sqrt[4]{a^{4}-b^{4}}.$
$\sqrt[4]{81-16}= \sqrt[4]{65}=$calc...
$\approx$2.83941151443
rounded to four significant digits,
$2.839$
Finite Math and Applied Calculus (6th Edition)
by Waner, Stefan; Costenoble, Steven
Published by
Brooks Cole
ISBN 10:
1133607705
ISBN 13:
978-1-13360-770-0
Chapter 0 - Section 0.2 - Exponents and Radicals - Exercises - Page 16: 50
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