Conic Section Formula
1. Equation of conic section. Note : (a). If e = 1 the conic is called parabola. (b). If e < 1 the conic is called ellipse. (c). If e > 1 the conic is called hyperbola. (d). If e = 0 the conic is called circle. (e). If c = ∞ the conic is … Read more