The roots of polynomial $ p(x) $ are:
$$ \begin{aligned}x_1 &= 7.4641\\[1 em]x_2 &= 0.5359 \end{aligned} $$The solutions of $ 3x^2-24x+12 = 0 $ are: $ x = 4-2 \sqrt{ 3 } ~ \text{and} ~ x = 4+2 \sqrt{ 3 }$.
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