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The angle between the line joining the f...

The angle between the line joining the foci of an ellipse to one particular extremity of the minor axis is `90^@`. The eccentricity of the ellipse is :

A

`1/8`

B

`1/(sqrt3)`

C

`sqrt(2/3)`

D

`sqrt(1/2)`.

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MODERN PUBLICATION-CONIC SECTIONS-EXERCISE
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