determine whether the given formula is a logical truth of M or not. If it is a logical truth, provide a proof of the formula. If it is not a logical truth, provide a counterexample in a finite domain.
-[(∃x)Ex • (∃x)∼Ex] ⊃ (∀x)(Ex $ \lor $ ∼Ex)

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The Answer of determine whether the given formula is a logical truth of M or not. If it is a logical truth, provide a proof of the formula. If it is not a logical truth, provide a counterexample in a finite domain.
-[(∃x)Ex • (∃x)∼Ex] ⊃ (∀x)(Ex $ \lor $ ∼Ex)

Determine Whether the Given Formula Is a Logical Truth of M