4. `(x^(2)+y^(2))(dy/dx)=xy`

Solve (x^(2) + y^(2))(dy)/(dx) = 2xy

The differential equations of all circle touching the x-axis at orgin is (a) (y^(2)-x^(2))=2xy((dy)/(dx)) (b) (x^(2)-y^(2))(dy)/(dx)=2xy ( c ) (x^(2)-y^(2))=2xy((dy)/(dx)) (d) None of these

The solution of the differential eqaution (x^(2)-yx^(2))(dy)/(dx)+y^(2)+xy^(2)=0 , is

(1-x^(2))(dy/dx)+xy=xy^(2)

The solution of differential equation (1-xy + x^(2) y^(2))dx = x^(2) dy is

Solve: (x^2+2xy+y^2+1)(dy)/(dx)=2(x+y)

Find order & degree of equation xy ((d^2y)/dx^2)+x(dy/dx)^2-y(dy/dx)=0 ,

Solve the following differential equations (dy)/(dx)=(x^(2)+y^(2))/(x^(2)+xy)

The solution of the differential equation y(2x^(4)+y)(dy)/(dx) = (1-4xy^(2))x^(2) is given by

(x^2y^3+xy)dy=dx