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1. [10 marks] Prove using the rules of inference that the premises: p v q, q? r, p AS ? t,-r,-q ? il ? ?

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1. [10 marks] Prove using the rules of inference that the premises: p v q, q? r, p AS ? t,-r,-q ? il ? ? imply the conclusion. [10 marks] Find the truth set of the following predicate where the domain is the set of ntegers: 3. Q(r):x

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