$$x^3+3x-4946 = 0$$
Answer
$$ \begin{matrix}x_1 = 16.97929 & x_2 = -8.48964+14.80615i & x_3 = -8.48964-14.80615i \end{matrix} $$
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