Recent content by ace1412

Homework Statement \int_{C}|y|ds where C is the curve (x^{2}+y^{2})^{2}=2^{2}(x^{2}-y^{2}) Homework Equations The Attempt at a Solution i used polar coordinates x = r cos \theta and y = r sin \theta then substituted into the equation to get r = 2\sqrt{cos 2\theta} since r\geq0 gives...