A) either P or Q is the null set
B) neither P nor Q is the null set
C) Both (a) and (b)
D) None of these
Correct Answer: A
Solution :
[a] If either P or Q is the null set, then \[P\times Q\] will be an empty set, i.e., \[P\times Q=\phi \],You need to login to perform this action.
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