Statement 2A
Given the following statement:
(G ⊃ ∼ Q) ≡ ∼(Q • G)
-Statement 2A is:
A) Consistent.
B) Self-contradictory.
C) Tautologous.
D) Contingent.
E) Logically equivalent.

Question

Quizplus · Accepted Answer

This statement can be simplified using De Morgan's laws and the law of implication to become Q ⊃ ∼G, which is logically equivalent to ∼G ⊃ ∼Q. Therefore, the statement is tautologous.

Statement 2A Given the Following Statement