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Let A={1,2,3,...,7} and let "P(A)" denot...

Let `A={1,2,3,...,7}` and let "P(A)" denote the power set of "A" .If the number of functions `f:A rarr P(A)` such that `a in f(a),AA a in A` is `m^(n),m` and `n in N` and "m" is least,then "m+n" is equal to_________

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JEE MAINS PREVIOUS YEAR-JEE MAIN 2024 ACTUAL PAPER-Question
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