Question: QUESTION 1 What semantic properties does each sentence have? ((A(BC))(AC))((AB)(BA))(A(A(AA)))((BA)(AB)) A. tautology B. contradiction C. contingent QUESTION 2 Determine whether the following pairs of sentences

QUESTION 1 What semantic properties does each sentence have? ((A(BC))(AC))((AB)(BA))(A(A(AA)))((BA)(AB)) A.

QUESTION 1 What semantic properties does each sentence have? ((A(BC))(AC))((AB)(BA))(A(A(AA)))((BA)(AB)) A. tautology B. contradiction C. contingent QUESTION 2 Determine whether the following pairs of sentences are equivalent, contradictory, or neither. (AB) and (BA) A. equivalent (AB) and (A(AB)) B. contradictory C. neither equivalent nor contradictory

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