Answer
a)$$3$$
b)$$e^{x\ln 3}$$
Work Step by Step
a) Please note that according to the definition of the logarithm, we have
$$b^{\log_bM}=M.$$
So, we have
$$e^{\ln 3}=e^{\log_e 3}=3.$$
b) By part (a), we have$$3^x=(e^{\ln 3})^x=e^{x \ln 3}.$$
Precalculus (6th Edition) Blitzer
by Blitzer, Robert F.
Published by
Pearson
ISBN 10:
0-13446-914-3
ISBN 13:
978-0-13446-914-0
Chapter 3 - Section 3.4 - Exponential and Logarithmic Equations - Exercise Set - Page 492: 154
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