Which of these codes is valid to create x²+y²=2z?

Question

a. _x2+_2y=2z
b. x<sub>2+y<sub>2=2z
c. x²+y²=2z
d. x<sup>2<\sup>+y<sup>2<\sup>=2z

Answer 1

It's C

Answer 2

OK 👌

Answer 3

C is the correct option.

Answer 4

C is correct

Answer 5

c