1. ∼(∃X)[Fx • (Gx • Hx)]

question 53

Multiple Choice

1. ∼(∃x) [Fx • (Gx • Hx) ]
2. ∼(∃x) (Ix • ∼Fx)
-Which of the following propositions is an immediate (one-step) consequence in M of the given premises?

• A) (∀x)∼[Fx • (Gx • Hx)]
• B) Fx • (Gx • Hx)
• C) Fa • (Ga • Ha)
• D) (∃x)∼[Fx • (Gx • Hx)]
• E) ∼(∀x)[Fx • (Gx • Hx)]

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