Homework Statement
Solve the given the two equations:
xdy + ydx = ydy
and
(y^2 + 1)dx +(2xy + 1)dy = 0
Homework Equations
N/A.
The Attempt at a Solution
For the first, I can see that solving this with respect to dy/dxmight be a bit tricky.
However, if I solve it for dx/dy, things...