For each of the following questions, determine whether the given formula is a wff or not. If it is a wff, indicate its main operator.
-I • E ⊃ ∼F
A) It's a wff. The main operator is the •.
B) It's a wff. The main operator is the ⊃.
C) It's a wff. The main operator is the ∼.
D) Not a wff

Question

Quizplus · Accepted Answer

The formula "I • E ⊃ ∼F" is not a well-formed formula (wff) because it lacks parentheses to properly indicate the structure and precedence of the operators.

For Each of the Following Questions, Determine Whether the Given