Respuesta :

wegnerkolmp2741o

Answer:

not a function

Step-by-step explanation:

This will not pass the vertical line test, so it is not a function

emma23131

Answer:

No, not a function.

Step-by-step explanation:

Not a function because x value give two different y value, (0,-4) and (0,4) in function you cant. you can have different x value and same y values.