Calculus 10th Edition

Published by Brooks Cole
ISBN 10: 1-28505-709-0
ISBN 13: 978-1-28505-709-5

Chapter 5 - Logarithmic, Exponential, and Other Transcendental Functions - 5.5 Exercises: 20

Answer

a) $-4$ b) $2$

Work Step by Step

$ x^y = z \iff \log_{x}{z} = y$ a) $\log_3{\frac{1}{81}} = x \rightarrow 3^x = \frac{1}{81} \rightarrow x = -4$ b) $\log_6{36} = x \rightarrow 6^x = 36 \rightarrow x = 2$
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