15
Q:

The value of x satisfying the following relation:

log12x = log23x-2

A) 1/3 B) -1/3
C) 3 D) None of these

Answer:   D) None of these



Explanation:

But at x=-1/3, log x is not defined.

 

The only admissible value of x is 1.

Subject: Logarithms
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