$$-x^3+6x^2+x-14 = 0$$
Answer
$$ \begin{matrix}x_1 = 1.69002 & x_2 = -1.44055 & x_3 = 5.75054 \end{matrix} $$
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