﻿ Tangent are drawn to a parabola from a point T. If P, Q are the points of constant then perpendicular distance from P, T and Q upon the tangent at the vertex of the parabola are in. : Kaysons Education

# Tangent Are Drawn To A Parabola From A Point T. If P, Q are The Points Of Constant Then Perpendicular Distance From P, T and Q upon The Tangent At The Vertex Of The Parabola Are In.

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## Question

### Solution

Correct option is

G.P.

Let P(at2, 2at), (at22, 2at2), then the pint of intersection of the tangents t1y = x + at12  and t2y = x + at22 is T(at1t2a(t1 +t2)).

Distance of P, T and Q from y-axis, the tangent at the vertex areat2at1t2at22 which are G.P.

#### SIMILAR QUESTIONS

Q1

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Q2

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Q3

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Q5

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Q6

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