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1 A ∨ \lor (B ∨ \lor C)
2 B ⊃ D
3

Question 112

Multiple Choice

1. A ∨ \lor (B ∨ \lor C)
2. B ⊃ D
3. C ⊃ E
4. (D ∨ \lor E) ⊃ (A ∨ \lor C)
5. ∼A
-Which of the following propositions is an immediate (one-step) consequence in PL of the given premises?


A) ∼(B ∨ \lor C)
B) B
C) C
D) ∼C
E) B ∨ \lor C

Correct Answer:

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