Consider the following two statements S(...

Consider the following two statements `S_(1)`:`(P vv q)^^(~ p^^~ q)` is contradiction `S_(2)`:`(p^^q)vv ~ p = ~ p vv q`, then `S_(1)` and `S_(2)` are respectively

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Given the following two statements S_(1) : (p ^^ : p) rarr (p ^^ q) is a tautology. S_(2) : (p vv : p) rarr (p vv q) is a fallacy

(p ^^ ~q) ^^ (~p vv q) is

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Consider the two statements : (S1) : (p to q) vv ( ~ q to p) is a tautology (S2) : (p wedge ~q) wedge ( ~p vv q) is a fallacy Then :