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K.V.P.Y 2016 question

Algebra

A function $f : \mathbb {N \to N}$ satisfies $f(xy) = f(x) + f(y)$ , $f(12) = 24$ and $f(8) = 15$ for all $x, y \in \mathbb N$ .

Find the value of $f(48)$ .

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by Priyanshu Mishra

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