The roots of polynomial $ p(x) $ are:
$$ \begin{aligned}x_1 &= 0.605\\[1 em]x_2 &= 0.4475+2.1814i\\[1 em]x_3 &= 0.4475-2.1814i \end{aligned} $$Polynomial $ 2x^3-3x^2+11x-6 $ has no rational roots that can be found using Rational Root Test, so the roots were found using qubic formulas.