I want to sketch level curves for it but I'm stuck at simplifying it. I can factor out the x or complete the square but how do I find out what the curve is?
so another form is
(x+Ży)^2 - 0.25y^2
so if I let c = 2 for example I'll get
(x+Ży)^2 - 0.25y^2 = 2
what do I do now?