WAEC - Further Mathematics (2021 - No. 29)
Consider the following statements:
X: Benita is polite
y: Benita is neat
z: Benita is intelligent
Which of the following symbolizes the statement: "Benita is neat if and only if she is neither polite nor intelligent"?
y⟺ ~x v z
y⟺ ~x v ~z
y⟺ ~x ^ ~z
y⟺ ~x ^ z