Solved

1. (∃X)(Gx • ∼Hx) ≡ (∃X)(Hx • ∼Ix)

Question 293

Multiple Choice

1. (∃x) (Gx • ∼Hx) ≡ (∃x) (Hx • ∼Ix)
2. (∀x) (Hx ⊃ Ix)
-Which of the following propositions is derivable from the given premises in M?

A) (∃x) ∼Ix
B) (∃x) ∼Gx
C) (∀x) ∼Ix
D) (∀x) (Gx ⊃ Hx)
E) (∀x) (Gx • Ix)

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