Question

Which conditional and its converse are both true?

A.If x2 = 4, then x = 2.
B. If x = 3, then x2 = 6.
C. If x = 1, then 2x = 2.
D. If x = 2, then x2 = 4.

Answer 1

Help, please.

Answer 2

it is c
because x=2,x^2=4
if x^2=4,x=\(plus minus~2\)
similarly B and D