Respuesta :

helpmeoutplease71
y=-x^2 is just y=x^2 reflected over the x-axis. In other words, the parabola is upside-down.
revolve

Answer:

[tex]y=3x^{2}[/tex] has a higher vertical scaling compared to [tex]y=x^{2}[/tex]

Step-by-step explanation:

Graph it! (: