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  1. Tardigrade
  2. Question
  3. Mathematics
  4. Let n(A)=m and n(B)=n, if the number of subsets of A is 56 more than of subsets of B, then m+n is equal to

Q. Let and , if the number of subsets of is more than of subsets of , then is equal to

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Solution:

Since, total possible subsets of sets and are and , respectively.
According to given condition,


On comparing both sides, we get
and
and
and
Now,

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