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# $^{\sim}[(p \wedge q) \rightarrow (^{\sim}p V q)]$ is

$\begin {array} {1 1} (A)\;tautology & \quad (B)\;contradiction \\ (C)\;neither\: A \: nor\: B & \quad (D)\;either\: A\: or\: B \end {array}$

Can you answer this question?

 p q $^{\sim}q$ $p \wedge q$ $^{\sim} p V q$ $(p \wedge q) \rightarrow (^{\sim}p V q)$ $^{\sim}[(p \wedge q) \rightarrow (^{\sim}p V q)]$ T T F T T T F T F F F F T F F T T F T F T F F T F T F T
Ans : (B)

answered Jan 23, 2014