If f(r+s)=f(r)+f(s) ∀ r,s ∈ R. Let m and n be integers. Then f(nm) – InterviewSolution

1.	If f(r+s)=f(r)+f(s) ∀ r,s ∈ R. Let m and n be integers. Then f(nm) is equal to
Answer» If $f (r + s) = f (r) + f (s) \forall r, s \in R$ . Let $m$ and $n$ be integers. Then $f (\frac{n}{m})$ is equal to

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