$$x^4 - 2x^3 -10x^2 + 4x + 16 = 0$$
Aplicamos Ruffini probando con los divisores de 16 (1,-1,2,-1,...)=
$$ \polyhornerscheme[x=-2, resultstyle=\colorred,resultbottomrule,resultleftrule,resultrightrule]x^4 - 2x^3 -10x^2 + 4x + 16$$
$$ \polyhornerscheme[x=4, (…)