Question: (12 marks) Use either the soundness or the completeness (Post's theorem) of the propositional logic to prove -A V (BAC) Fraut (A + B) ^

(12 marks) Use either the soundness or the completeness (Post's theorem)

(12 marks) Use either the soundness or the completeness (Post's theorem) of the propositional logic to prove -A V (BAC) Fraut (A + B) ^ (A C). Which one did you use, soundness or completeness

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