1.

P is a point on the ellipse (x^(2))/(a^(2))+(y^(2))/(b^(2))=1S and S^(1) are foci A & A^(1) are the vertices of the ellipse thenthe ratio |(SP-S^(1)P)/(SP+S^(1)P)| is

Answer»

E cos `THETA`
`e^(2) cos theta`
`e^(3) cos theta`
`(1)/(e ) cos theta`

Answer :A


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