Answer
See below.
Work Step by Step
According to the exercise:
$x_1=g(x_0)=g(2)=-3(2)^2+2(2)=-8$
$x_2=g(x_1)=g(2)=-3(-8)^2+2(-8)=-208$
$x_3=g(x_2)=g(4)=-3(-208)^2+2(-208)=-130208$
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