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Question

The locus of point of intersection of any tangent to the parabola y2=4a(x−2) with a line perpendicular to it and passing through the focus, is

A
x = 2
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B
y = 0
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C
x = a
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D
x = a + 2
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Solution

The correct option is A x = 2
It is well known property of a parabola that a tangent and normal to it from focus intersect at tangent at vertex. The tangent at the vertex of the the given parabola is x = 2.

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