Evaluate the following : $log

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Evaluate the following :

$log_{3}81$

written 5.6 years ago by

teamques10 ★ 69k

modified 3.0 years ago by

pedsangini276 • 4.8k

engineering mathematics

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1 Answer

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written 5.6 years ago by

teamques10 ★ 69k

Solution:

$\log _{3} 81$

$=\log _{3}(3)^{4}$

$=4 \log _{3} 3$

$=4(1)$

$=4$

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