Question:
log12 81=p, then 3(4-p/4+p) is equal to
log12 81=p, then 3(4-p/4+p) is equal to
Updated On: Sep 30, 2024
- log416
- log68
- log616
- log28
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The Correct Option is B
Solution and Explanation
The correct answer is (B):
log12 81 = p ⇒ log1234 = p
4log12 3=p
⇒ p/4 = log12 3
3(4-p/4+p)=3(1-p/4/1+p/4)
= 3(1-log12 3/log12+log12 3)
= 3(log(12/3)/log(12/3))
= 3log4/log36 = 3log36 4
= log68
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