Question

dy/dx -tany/x = tanysiny/ x^2​

Answer 1

Answer:

1/tanysinydy/dx-1/siny x=1/x^2

-cosec y=v

cot y cosec y Dy/dx=dv/dx

dv/dx+v/x=1/x^2

IF=x

vx=integration 1/x dx+c

vx=log x+c

-cosec y x =log x +c