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: 11

Answer

$\log_{3} 81=4$

Work Step by Step

$3^4=81$ This means that 3 must be raised to the power of 4 in order to get 81. $\log_{3} 81=4$ means the same.
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