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Let  and  be the lengths of the perpendicular drawn from foci  and of the ellipse  to the tangent at any point on the ellipse. Then,

a)

b)

c)

d)



Question ID - 56025 | SaraNextGen Top Answer

Let  and  be the lengths of the perpendicular drawn from foci  and of the ellipse  to the tangent at any point on the ellipse. Then,

a)

b)

c)

d)

1 Answer
127 votes
Answer Key / Explanation : (a) -

(a)

Tangent at  is

 (i)

Distance of focus  from this tangent is

Distance of focus  from this line

Now  and

127 votes


127