The roots of polynomial $ p(x) $ are:
$$ \begin{aligned}x_1 &= 7.0147\\[1 em]x_2 &= -1.7073+5.1418i\\[1 em]x_3 &= -1.7073-5.1418i \end{aligned} $$Polynomial $ 10x^3-36x^2+54x-2059 $ has no rational roots that can be found using Rational Root Test, so the roots were found using qubic formulas.