Respuesta :

Answer:

I don't know

Step-by-step explanation:

I can't see the image for the problem or I don't ser any questions

Answer: FUNCTIONS : y= -x+11 , y= 2x^2-6x+4 , y= -7

NOT FUNCTIONS: x=3 , x^2 + y^2 = 81 , y^2 = -5x-12

Step-by-step explanation: