The implication x \(\to\) y is equivalent to?
-
~ y \(\to\) ~ x
- y \(\to\) ~ x
- ~ x \(\to\) ~ y
- y \(\to\) x
The correct answer is: A
Explanation
xây means "if x is true, then y is true."
The contrapositive of xây is âžy â âžx, which is logically equivalent to the original implication.