Multiple Choice
JetBlue buys planes unless neither Frontier improves service nor United lowers fares.
A) J ∨ ∼(F • U)
B) J ∨ ∼(F ∨ U)
C) J ∨ (∼F ∨ ∼U)
D) J ⊃ ∼(F ∨ U)
E) ∼(F ∨ U) ⊃ J
Correct Answer:
Verified
Correct Answer:
Verified
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