$$x^3+6x^2+11x-6 = 0$$
Answer
$$ \begin{matrix}x_1 = 0.43484 & x_2 = -3.21742+1.85643i & x_3 = -3.21742-1.85643i \end{matrix} $$
Explanation
This polynomial has no rational roots that can be found using Rational Root Test.
Roots were found using qubic formulas.
This page was created using
Polynomial Equations Solver