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43. Determine whether ∀x(P(x)→Q(x)) and ∀xP (x)→∀xQ(x) are logically equivalent. Justify your answer.

44. Determine whether ∀x(P(x)↔Q(x)) and ∀ x P (x) ↔ ∀ xQ(x) are logically equivalent. Justify your answer.

 

First I would like to know , how to proceed with such type of questions and what would be the solution..

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