Respuesta :

What you should know for this case is that all quadratic functions represent a parabola.
 We have then that the function with vertice (-2, 0) is:
 y = (x-2) ^ 2
 Notice that if you substitute the value x = -2 in the equation then y = 0
 Answer:
 y = (x-2) ^ 2
 (option 3)