CMAT 2016 Solved Question Paper

(c) Let m = 5 and n = 2
Then, Iog(m x n) = log(5 x 2) = log10
and log m + log n = log 5 + log 2
= log$\frac{5\times 2}{2}$ + log 2
= log 1 0 - log 2 + log 2 = log 10 = 1
∴ log (m x n) = log m + log n