The statement $( \sim ( p \Leftrightarrow \sim q ) ) \wedge q$ is: (1) a tautology (2) a contradiction (3) equivalent to $( p \Rightarrow q ) \wedge q$ (4) equivalent to $( p \Rightarrow q ) \wedge p$
The statement $( \sim ( p \Leftrightarrow \sim q ) ) \wedge q$ is:\\
(1) a tautology\\
(2) a contradiction\\
(3) equivalent to $( p \Rightarrow q ) \wedge q$\\
(4) equivalent to $( p \Rightarrow q ) \wedge p$