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 - Chapter Review - Review Exercises - Page 370: 15


$\log_5 z=2$

Work Step by Step

Recall the following logarithmic property: When $a^x=y$, then $\log_a{y}=x$ Applying this, we get: When $5^2=z$, then $\log_5 z=2$
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