The locus of the foot of the perpendiculars drawn from the vertex on a variable tangent…
Mathematics · JEE Advanced · NTA Exams — Co-ordinate Geometry
The locus of the foot of the perpendiculars drawn from the vertex on a variable tangent to the parabola y2 = 4ax is :
- x (x2 + y2) + ay2 = 0
- y (x2 + y2) + ax2 = 0
- x (x2 – y2) + ay2 = 0
- none of these
Answer
(A) x (x 2 + y 2 ) + ay 2 = 0
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