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Two finite sets A and B have m and n ele...

Two finite sets A and B have m and n elements respectively. If the total number of substs of A is 112 more than the total number of subsets of B, then the value of m is a)7 b)9 c)10 d)12

A

7

B

9

C

10

D

12

Text Solution

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The correct Answer is:
A
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