Question

find the general solution of
4xy(dx/dy)=y^2-x^2
final answer=3y^2+x^2=C[x^(1/2)]

Answer 1

hi, did you try the substitution method?

Answer 2

let x=vy so that dx=vdy+ydv subs that

Answer 3

start with 4xydx=(y^2-x^2 )dy