# Discussion of Question with ID = 069 under Logarithms

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### Question

What is log$6/4$ + log$4/6$?

A

0.

B

$\text"log"_4(6)$.

C

$\text"log"_6(4)$.

D

1/2.

Soln.
Ans: a

log(m/n) + log(n/m) = log ($m/n$ × $n/m)$ = log 1 = 0.