The roots of polynomial $ p(x) $ are:
$$ \begin{aligned}x_1 &= -5.6754\\[1 em]x_2 &= -18.3246 \end{aligned} $$The solutions of $ x^2+24x+104 = 0 $ are: $ x = -12-2 \sqrt{ 10 } ~ \text{and} ~ x = -12+2 \sqrt{ 10 }$.
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