log 144 is equal to:
(a) 2 log 4 + 2 log 2
(c) 3 log 2 + 4 log 3
by
4 log 2 + 2log 3
ex 3 log 2 - 4 log 3
Answers
Answered by
2
Answer:
4log2+2log3
Step-by-step explanation:
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Answered by
3
Given:
log144
To find:
The value of log144
Solution:
Log144 is equal to 4log2+2log3.
We can find the value by following the steps given below-
We know that logm²=2logm.
Using this property of logarithm, we get
log144=log12²
=2log12
The number 12 is a product of 3 and 4 and we also know that log(mn)=log m+log n.
So, 2log12 becomes 2log(3×4).
=2(log3+log4)
=2log3 +2log4
Using the first property again, we get
=2log3+ 2log2²
=2log3+2×2log2
=2log3+4log2
Therefore, the value of log144 is equal to 4log2+2log3.
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