The logically equivalent preposition of $p \Leftrightarrow q$ is
$\left( {p \Rightarrow q} \right) \wedge \left( {q \Rightarrow p} \right)$
$p \wedge q$
$\left( {p \wedge q} \right) \vee \left( {q \Rightarrow p} \right)$
$\left( {p \wedge q} \right) \Rightarrow \left( {q \vee p} \right)$
Negation of $p \wedge (\sim q \vee \sim r)$ is -
Which of the following is true
Which of the following is logically equivalent to $\sim(\sim p \Rightarrow q)$
Negation of the statement $(p \vee r) \Rightarrow(q \vee r)$ is :
The contrapositive of statement 'If Jaipur is capital of Rajasthan, then Jaipur is in India' is