Which Venn diagram represent the truth of the statement“No policeman is a thief”
None of these
(a) No policeman is a thief means $P\ \cap = T = \phi$
i.e. there is no common element between $P$ and $T.$
The negation of the statement $(( A \wedge( B \vee C )) \Rightarrow( A \vee B )) \Rightarrow A$ is
Which of the following is the inverse of the proposition : “If a number is a prime then it is odd.”
Which one of the following Boolean expressions is a tautology?
For any two statements $p$ and $q,$ the negation of the expression $p \vee ( \sim p\, \wedge \,q)$ is
The statement among the following that is a tautology is
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