Homework Statement
Show that the families (x+c1)(x2+y2)+x = 0 and (y+c2)(x2+y2)-y = 0
Homework Equations
For the 2 curves to be orthogonal their slopes should be negative recriprocles.
The Attempt at a Solution
I'm pretty sure that for the first set of curves:
y'(x) = - (2c1...