Tangent and normal

Tangent and normal Curve Equation Equation of tangent Equation of normal Circle (i) cartesian form xx yy (ii) parametric form (i) cartesian form xy yx (ii) parametric form = Parabola ax (i) yy a x (ii) yt at (i) xy ay ay x y (ii) y xt at at Ellipse (i) xx yy (ii) x = (i) a x b y (ii) ax by Hyperbola (i) xx yy (ii) x sec = (i) a x b y (ii) ax by sec Two Dimensional Analytical Geometry - II Table