Formula_22949

\[\begin{gathered}P_{k}\left(x_{1}, \ldots, x_{n}\right) y^{k}+P_{k-1}\left(x_{1}, \ldots, x_{n}\right) y^{k-1}+\ldots \\\ldots+P_{0}\left(x_{1}, \ldots, x_{n}\right)=0,\end{gathered}\]