Answer
Please see the graph.
Work Step by Step
$f(x)=-3x^2$
$x=-2$
$f(x)=-3x^2$
$f(-2)=-3(-2)^2$
$f(-2)=-3*4$
$f(-2)=-12$
$x=-1$
$f(x)=-3x^2$
$f(-1)=-3(-1)^2$
$f(-1)=-3*1$
$f(-1)=-3$
$x=0$
$f(x)=-3x^2$
$f(0)=-3*0^2$
$f(0)=-3*0$
$f(0)=0$
$x=1$
$f(x)=-3x^2$
$f(1)=-3(1)^2$
$f(1)=-3*1$
$f(1)=-3$
$x=2$
$f(x)=-3x^2$
$f(2)=-3(2)^2$
$f(2)=-3*4$
$f(2)=-12$