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1. (20%) Let P and Q be atomic propositions. Consider the propositional forms ( (P = Q)AP) - Q (a) Is this proposition a Tautology?

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1. (20%) Let P and Q be atomic propositions. Consider the propositional forms ( (P = Q)AP) - Q (a) Is this proposition a Tautology? (b) Derive another propositional form which is equivalent, Make sure you show that it is equivalent. (c) Let R and S be atomic propositions as well. Is the propositional form: ( ( (P = Q) AP) = Q) V (RAS) a tautology

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