Answer
$\log_3{243}=5$
Work Step by Step
RECALL:
$y=a^b \longleftrightarrow \log_a{y}=b$
Use the definition above to obtain:
$$243=3^5 \longrightarrow \log_3{243}=5$$
Algebra 2 Common Core
by Hall, Prentice
Published by
Prentice Hall
ISBN 10:
0133186024
ISBN 13:
978-0-13318-602-4
Chapter 7 - Exponential and Logarithmic Functions - 7-3 Logarithmic Functions as Inverses - Lesson Check - Page 456: 3
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