Question 1099431
{{{((2r^3)/s)^3 (s/r^3)^3=(((2*cross(r^3))/cross(s))(cross(s)/cross(r^3)))^3}}}
{{{((2r^3)/s)^3 (s/r^3)^3=(2)^3}}}
{{{((2r^3)/s)^3 (s/r^3)^3=8}}}