Which equation does not represent a function?
A)
y = 2x + 3
B)
x = 4y + 7
C)
x2 = -2y + 1
D)
y2 = -5x - 8
A)
y = 2x + 3
B)
x = 4y + 7
C)
x2 = -2y + 1
D)
y2 = -5x - 8