If f:Z→Z be a linear function such that f(2)+f(1)=4, f(2)−2f(1)=� – InterviewSolution

1.	If f:Z→Z be a linear function such that f(2)+f(1)=4, f(2)−2f(1)=−1, then f(3) is
Answer» If $f : Z \to Z$ be a linear function such that $f (2) + f (1) = 4, f (2) - 2 f (1) = - 1$ , then $f (3)$ is

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