MathematicsMedium74×since 2004Q3748The eccentricity of an ellipse having centre at the origin, axes along the co-ordinate axes and passing through the points (4, −1) and (−2, 2) is :A12{1 \over 2}21B25{2 \over {\sqrt 5 }}52C32{{\sqrt 3 } \over 2}23D34{{\sqrt 3 } \over 4}43Check answerSkip