Question 459822
z^2+5z+6 over z^2+10z+16 divided by z^2+3z over z^2+14z+48z^2+5z+6 

{{{((z^2+5z+6)/(z^2+10z+16))}}}/{{{((z^2+3z)/(z^2+14z+48))}}}

{{{((z+3)(z+2))/((z+8)(z+2))}}}/{{{((z(z+3))/(z+6)(z+8)))}}}

{{{((z+3)(z+2))/((z+8)(z+2))}}}*{{{((z+6)(z+8))/(z(z+3))}}}

{{{((cross(z+3))(cross(z+2)))/((cross(z+8))(cross(z+2)))}}}*{{{((z+6)(cross(z+8)))/(z(cross(z+3)))}}}

{{{(z+6)/z}}}