Answer to Question #251303 in Discrete Mathematics for Henry

Discrete Mathematics

Question #251303

Build a Fully truth table and identify if tautology, Contradiction or Contingency

¬(¬(P∧Q)↔(¬P)∨(¬Q))

Expert's answer

From table it is clear that: "\u00ac(\u00ac(P\u2227Q)\u2194(\u00acP)\u2228(\u00acQ))" is a contradiction.

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