Question: Let A, B, C and D be atomic propositions. Consider the propositional form: A ((C D) A) (a) Is this proposition a tautology? Explain in

Let A, B, C and D be atomic propositions. Consider the propositional form: A ((C D) A) (a) Is this proposition a tautology? Explain in detail why or why not. (b) Derive an equivalent propositional form to the propositional form above. Make sure you show that it is equivalent

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