Recent content by ngj

i have this differential equation of the first order [x^2+y^2]+[2xy+y^2+(x^3/3)]dy/dx=0 i tried to solve it by substitution putting x^2+y^2=v ,but it doesn't work also it is not exact or homogeneus to solve it by these methods. I still believe it can be solved using substitution but i can't...