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If n(A) denotes the number of elements i...

If n(A) denotes the number of elements in set A and if `n(A) = 4, n(B) = 5 and n(A nn B) =3` then `n[(A xx B) nn (B xx A)]=`

A

8

B

9

C

10

D

11

Text Solution

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The correct Answer is:
B
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