1. (F • ∼ G) ⊃ H
2. J $ \lor $ F
3. ∼G • ∼I
4. ∼J / H $ \lor $ I
-Which of the following propositions is a likely last line of the indented sequence for an indirect proof of the given argument?
A) F • ∼F
B) G • ∼G
C) H • ∼H
D) J • ∼J
E) All of the above

Question

Quizplus · Accepted Answer

The Answer of 1. (F • ∼ G) ⊃ H
2. J $ \lor $ F
3. ∼G • ∼I
4. ∼J / H $ \lor $ I
-Which of the following propositions is a likely last line of the indented sequence for an indirect proof of the given argument?
A) F • ∼F
B) G • ∼G
C) H • ∼H
D) J • ∼J
E) All of the above

1 (F • ∼ G) ⊃ H 2 ∨ \lor ∨

1 (F • ∼ G) ⊃ H
2 $\lor$