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Given n(U)=20, n(A)=12, n(B)=10, n(AcapB...

Given n(U)=20, n(A)=12, n(B)=10, n(A`cap`B)=4 where U is the universal set, A and B are subsets of U then n( (A`cup B)^(c)`)=

A

17

B

9

C

11

D

2

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The correct Answer is:
D
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