Question

Which relation is a function?

A)
y2 = 5 + 5x


B)
1
y
= y - x


C)
x2 =
1 - x
y


D)
x2 =
1 - x
y2

Answer 1

A. For a function to be a function, the x's cant repeat. ( don't know if that hans anything to do with the question lol) But the answer is A.

Explanation:

Answer 2

Answer: ITS C

Step-by-step explanation: yuh