Question 942840


{{{(xy)^-2(x^-2y)^-1}}}


{{{(1/(xy)^2)(1/(x^-2y))}}}


{{{(1/(xy)^2)(1/((1/x^2)y))}}}


{{{(1/(x^2y^2))(1/(y/x^2))}}}


{{{(1/(x^2y^2))(x^2/y)}}}


{{{(x^2)/(x^2y^3)}}}


{{{(cross(x^2)1)/(cross(x^2)y^3))}}}


{{{1/y^3}}}