$$\frac{-x^{3}-x+2}{x^{2}+1}=0$$
$x=\frac{-\sqrt{7}i-1}{2}\approx -0.5-1.322875656i$
$x=\frac{-1+\sqrt{7}i}{2}\approx -0.5+1.322875656i$
$x=1$
$x=1$
