﻿ Locus of the middle points of all chords of , which are at a distance of 2 units from the vertex of parabola y2 = –8axis : Kaysons Education

Locus Of The Middle Points Of All Chords Of , Which Are At A Distance Of 2 Units From The Vertex Of Parabola y2 = –8axis

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Question

Solution

Correct option is

Let (hk) be the mid-point of a chord of the ellipse . Then, its equation is

It is at a distance of 2 units from the vertex (0, 0) of the parabolay2 = –8ax.

Hence, the locus of (hk) is

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