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’ and ‘’ are two points on the parabola . If the focal chord joining them coincides with the normal chord, then

a)

b)

c)

d)

None of these


Question ID - 56703 | Toppr Answer

’ and ‘’ are two points on the parabola . If the focal chord joining them coincides with the normal chord, then

a)

b)

c)

d)

None of these

1 Answer - 5876 Votes

3537

Answer Key : (d) -

(d)

For a focal chord  and for the normal

Therefore, is imaginary



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