A) 4
B) 8
C) 18
D) 16
Correct Answer: D
Solution :
[d] \[n(A)=2\] and \[n(B)=2\] \[n(A\times B)=n(A)\times n(B)=2\times 2=4\] \[\therefore \] Number of subset of \[A\times B={{2}^{n(A\times B)}}\] \[={{2}^{4}}=16\]
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