((sin(x)^2*cos((3/2))^2)*sin((3/2)))/(cos((3/2))^4 + sin((3/2))^4)
((sin(x)^2*cos(3/2)^2)*sin(3/2))/(cos(3/2)^4 + sin(3/2)^4)
cos(3/2)^2*sin(x)^2*sin(3/2)/(cos(3/2)^4 + sin(3/2)^4)
cos(y)^2*sin(x)^2*sin(y)/(cos(y)^4 + sin(y)^4)
2 2
cos (y)*sin (x)*sin(y)
———————-
4 4
cos (y) + sin (y)
2 2
cos (y)*sin (x)*sin(y)
———————-
4 4
cos (y) + sin (y)
2 2
cos (y)*sin (x)*sin(y)
———————-
4 4
cos (y) + sin (y)
2 2
cos (y)*sin (x)*sin(y)
———————-
4 4
cos (y) + sin (y)
2 2
cos (y)*sin (x)*sin(y)
———————-
4 4
cos (y) + sin (y)
2 2
cos (y)*sin (x)*sin(y)
———————-
4 4
cos (y) + sin (y)