Precalculus (6th Edition)

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 447: 108

Answer

$\{1.87 \}$

Work Step by Step

Step 1. Graph $f(x)=log_{10}x-2^{-x}$ as shown in the figure. Step 2. Find the x-intercepts as $x=1.87$ or the solution in set form $\{1.87 \}$
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