Precalculus (6th Edition)

Published by Pearson
ISBN 10: 013421742X
ISBN 13: 978-0-13421-742-0

Chapter 4 - Inverse, Exponential, and Logarithmic Functions - 4.5 Exponential and Logarithmic Equations - 4.5 Exercises - Page 469: 25

Answer

No answer.

Work Step by Step

The given expression can be written as: $ (\dfrac{1}{3})^x =-3$ We need to take log of both sides and apply logarithmic property : $\log a^ b=b \log a$ . $ x \log (\dfrac{1}{3}) =- \log 3$ But we cannot take log of the negative numbers, so we get No answer.
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