Solve: `ydx-xdy=xydy`

Solve ydx-xdy=x^(2)ydx .

Solve: ydx-xdy+logxdx=0

Solve ydx-xdy+logxdx=0

Solve: y(1+xy)dx-xdy=0

Solve: xdy+ydx= (xdy-ydx)/(x^(2)+y^(2))

Solve xdx+ydy=xdy-ydx.

Solve ydx=(1+x^2)dy

Solve: (x-sqrt(xy))dy=ydx

The solution of the equation ydx-xdy=x^2ydx is (A) y^2e^(-x^2/2)=C^2x^2 (B) y=Cxe^(x^2/2) (C) x^2=C^2y^2e^(x^2) (D) ye^(x^2)=x

Solve the (xdy-ydx)ysin(y/x)=(ydx+xdy)xcos(y/x)