Question 1
In“Ev~E,(D ⊃ E) ∙ (L ⊃ E)
.·. ~ E v (D v L)”, what’s the first premise’s main connective?
◦ negation
◦ disjunction
◦ conjunction
Question 2
In“MvL,(M ⊃ I) ∙ (L ⊃ I).·. I ≡ (M ∙ L)”, what’s the first premise’s main connective?
◦ disjunction
◦ conditional
◦ negation