The roots of polynomial $ p(x) $ are:
$$ \begin{aligned}x_1 &= 907.5909\\[1 em]x_2 &= -307.5909 \end{aligned} $$The solutions of $ 3x^2-1800x-837500 = 0 $ are: $ x = 300-\dfrac{ 50 \sqrt{ 1329}}{ 3 } ~ \text{and} ~ x = 300+\dfrac{ 50 \sqrt{ 1329}}{ 3 }$.
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