1.`(xy-1)dx+(x^2-xy)dy=0`

Solve: {(xy)cos(xy)+sin(xy)}dx+x^2cos(xy)dy=0

(3xy+y^(2))dx+(x^(2)+xy)dy=0

Find the particular solutions of : (1+xy)y dx + (1-xy)x dy = 0, y(1)=1 .

Find the particular solution of the differential equation (3xy+y^(2))dx+(x^(2)=xy)dy=0;f or x=1,y=1

Solve: (dy/dx)+sqrt((x^2-1)(y^2-1))/(xy)=0

Equation of curve passing through (1,1) & satisfyng the differential equation (xy^(2)+y^(2)+x^(2)y+2xy)dx+(2xy+x^(2))dy=0 is

(dy)/(dx)+(sqrt((x^(2)-1)(y^(2)-1)))/(xy)=0

y(xy+1)dx+x(1+xy+x^(2)y^(2))dy=0

((dy)/(dx))^(2)-(x+y)(dy)/(dx)+xy=0

Solve (y+sinxcos^2(xy))/(cos^2(xy))dx+(x/(cos^2(xy))+siny)dy=0