QUESTION IMAGE
Question
graph the function.
$f(x) = -3x^2$
plot five points on the graph of the function: one point with $x = 0$, two points with negative $x$-values, and two points with positive $x$-values. then click on the graph - a - function button.
Step1: Calculate x=0 point
Substitute $x=0$ into $f(x)=-3x^2$:
$f(0)=-3(0)^2=0$
Point: $(0, 0)$
Step2: Calculate negative x points
Choose $x=-1$ and $x=-2$:
$f(-1)=-3(-1)^2=-3(1)=-3$ → Point: $(-1, -3)$
$f(-2)=-3(-2)^2=-3(4)=-12$ → Point: $(-2, -12)$
Step3: Calculate positive x points
Choose $x=1$ and $x=2$:
$f(1)=-3(1)^2=-3(1)=-3$ → Point: $(1, -3)$
$f(2)=-3(2)^2=-3(4)=-12$ → Point: $(2, -12)$
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