Question

Which equation does not define a function?

y2 + x = 6

y + x3 = 3

y − x2 = 4

y3 − x2 = 7

Answer 1

@thomaster

Answer 2

Wow its been a while

Answer 3

Graph all of the functions out and then do the vertical line test

Answer 4

its x2=4

Answer 5

x^2=4

Answer 6

No it's not

Answer 7

Its x=6

Answer 8

then

Answer 9

has to be

Answer 10

You're just guessing, so I'm not going to tell you

Answer 11

Graph it out

Answer 12

I just know its x=6

Answer 13

cause the line hits that parabola twice

Answer 14

x=6?

Answer 15

y^2+x=6