Solve the problem.Using a truth table, show that [(p ? q) ? ~p] ? q

What will be an ideal response?


 p q  [(p ? q)~p] ? q
 T T T F FT
 T F T F FT
 F T T T TT
 F F F F TT
(1)(2)(3)(5)(4)(6)
From column (6), we see that the implication is a tautology.

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