The roots of polynomial $ p(x) $ are:
$$ \begin{aligned}x_1 &= 75.1783\\[1 em]x_2 &= -65.1783 \end{aligned} $$The solutions of $ x^2-10x-4900 = 0 $ are: $ x = 5-5 \sqrt{ 197 } ~ \text{and} ~ x = 5+5 \sqrt{ 197 }$.
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