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The eccentricity of an ellipse whose pai...

The eccentricity of an ellipse whose pair of a conjugate diameter are `y=x` and `3y =-2x` is (A) `2/3` (B) `1/3` (C) `1/sqrt3` (D) none

A

`(1)/sqrt(3)`

B

`(1)/(3)`

C

`(2)/(3)`

D

None of these

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The correct Answer is:
D
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  17. Find the equation of the normal to the ellipse (x^2)/(a^2)+(y^2)/(b^2)...

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