Which conditional and its converse form a true biconditional?

If x = 3, then x2 = 9.

If x = 19, then 2x – 3 = 35.

If x2 = 4, then x = 2.

If x > 0, then > 0.

1 answer

The conditional and its converse that form a true biconditional statement is:

If x = 2, then x2 = 4.
If x2 = 4, then x = 2.