Precalculus: Concepts Through Functions, A Unit Circle Approach to Trigonometry (3rd Edition)

Published by Pearson
ISBN 10: 0-32193-104-1
ISBN 13: 978-0-32193-104-7

Chapter 4 - Exponential and Logarithmic Functions - Section 4.4 Logarithmic Functions - 4.4 Assess Your Understanding: 12

Answer

$\log_a{2.1}=3$

Work Step by Step

RECALL: $b^x=y \longrightarrow \log_b{y}=x$ Use the rule above to obtain: $a^3=2.1 \longrightarrow \log_a{2.1}=3$
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