Answer
$\dfrac {1}{4}$
Work Step by Step
$x=\log _{8}\sqrt [4] {8}\Rightarrow 8^{x}=\sqrt [4] {8}\Rightarrow 8^{x}=8^{\dfrac {1}{4}}\Rightarrow x=\dfrac {1}{4}$
Precalculus (6th Edition)
by Lial, Margaret L.; Hornsby, John; Schneider, David I.; Daniels, Callie
Published by
Pearson
ISBN 10:
013421742X
ISBN 13:
978-0-13421-742-0
Chapter 4 - Inverse, Exponential, and Logarithmic Functions - 4.3 Logarithmic Functions - 4.3 Exercises - Page 445: 23
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