If $P \Rightarrow \left( {q \vee r} \right)$ is false, then the truth values of $p, q, r$ are respectively
$F, T, T$
$T, F, F$
$T, T, F$
$F, F, F$
Which of the following Boolean expressions is not a tautology ?
Which of the following is the inverse of the proposition : “If a number is a prime then it is odd.”
Which of the following is logically equivalent to $\sim(\sim p \Rightarrow q)$
$(p\; \wedge \sim q) \wedge (\sim p \wedge q)$ is
Which Venn diagram represent the truth of the statement“No policeman is a thief”