College Algebra 7th Edition

Published by Brooks Cole
ISBN 10: 1305115546
ISBN 13: 978-1-30511-554-5

Chapter 4, Exponential and Logarithmic Functions - Section 4.3 - Logarithmic Functions - 4.3 Exercises - Page 388: 40


(a) $x=1/2$ (b) $x=16$

Work Step by Step

(a) $x= \log_{4}2=\log_{4}4^{1/2}=\frac{1}{2}$ (b) We are given: $\log_{4}x=2$ This means: $4^{2}=x$ $x=16$
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