The roots of polynomial $ p(x) $ are:
$$ \begin{aligned}x_1 &= -0.7317\\[1 em]x_2 &= 0.1859+1.1302i\\[1 em]x_3 &= 0.1859-1.1302i \end{aligned} $$Polynomial $ 25x^3+9x^2+26x+24 $ has no rational roots that can be found using Rational Root Test, so the roots were found using qubic formulas.