The roots of polynomial $ p(x) $ are:
$$ \begin{aligned}x_1 &= 40+66i\\[1 em]x_2 &= 40-66i \end{aligned} $$The solutions of $ -200x^2+16000x-1191200 = 0 $ are: $ x = 40+66i ~ \text{and} ~ x = 40-66i$.
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