College Algebra (6th Edition)

Published by Pearson
ISBN 10: 0-32178-228-3
ISBN 13: 978-0-32178-228-1

Chapter 4 - Exponential and Logarithmic Functions - Exercise Set 4.2: 121

Answer

A possible question that would help might be: " Is 81 a power of 3$?''$

Work Step by Step

If you recognize 81 as a power of 3, $81=3^{4}$, then you can evaluate the logarithm using the basic property $\log_{b}b^{x}=x$. Namely, $\log_{3}3^{4}=4$ So a possible question that would help might be: " Is 81 a power of 3$?''$
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.