JEE Main 2014 Mathematics question

MathematicsEllipseJEE Main 2014

The locus of the foot of perpendicular drawn from the centre of the ellipse on any tangent to it is:

Answer: (D)

Solution

Ellipse . If M(h, k) is the foot, the tangent is perpendicular to CM: . Tangency

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Question ID VK-008717