refer to the following formula: (∃x)[(Ax • ∼Bx) • ∼(Cx $ \lor $ Dx)]
-Which wffs below are not in the scope of '(∃x)'?
A) Ax
B) ∼(Cx $ \lor $ Dx)
C) (Ax • ∼Bx) • ∼(Cx $ \lor $ Dx)
D) All of the above.
E) None of the above.

Question

Quizplus · Accepted Answer

The scope of the existential quantifier '(∃x)' includes everything that follows it in the formula, which means all the wffs (well-formed formulas) listed are within its scope.

Refer to the Following Formula: (∃X)[(Ax • ∼Bx) • ∼(Cx ∨ \lor ∨

Refer to the Following Formula: (∃X)[(Ax • ∼Bx) • ∼(Cx $\lor$