Let S={1,2,3,4,5,6,7}. Then the | Function

JEE MAIN 2021

27-07-21 S1

Question

Let S={1,2,3,4,5,6,7}. Then the number of possible functions $f: S \rightarrow S$ such that $f(m \cdot n)=f(m) \cdot f(n)$ for every $m, n \in S$ and $m \cdot n \in S$ is equal to $\_\_\_\_$ .

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Question Tags

JEE Main

Mathematics

Hard

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