Answer
See below.
Work Step by Step
According to the exercise:
$x_1=f(x_0)=f(0)=3(0)^2+2=2$
$x_2=f(x_1)=f(2)=3(2)^2+2=14$
$x_3=f(x_2)=f(20)=3(14)^2+2=590$
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