Question: This is phi questions!!!!!! please help Truth Tables Complete the truth table, then indicate whether the formula is a tautology, a contradiction, or a contingent

This is phi questions!!!!!! please help Truth Tables Complete the truth

This is phi questions!!!!!! please help Truth Tables Complete the truth table, then indicate whether the formula is a tautology, a contradiction, or a contingent statement. 19. p ((p V-p) & q) a T T -p pV-p (p V-p) & p ((p V-p) & q) T F F T F F (a) tautology (b) contradiction (c) contingent 20. (p & (q ->r)) V- q r - 9->r p & (q->r) (p & (9->)) V- T T T T T F T F T T F F F T T F T F F F T F F F (a) tautology (b) contradiction (c) contingent

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