Question 165680
{{{(x^2+5x+4)/(x^2+x)=((x+4)*cross((x+1)))/(x*cross((x+1)))}}}
{{{(x^2+5x+4)/(x^2+x)=(x+4)/(x)}}} or
{{{(x^2+5x+4)/(x^2+x)=1+4/x}}}