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Home  >>  EAMCET  >>  Mathematics
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The eccentricity of the ellipse $x^2+4y^2+2x+16y+13=0$ is

\[\begin {array} {1 1} (a)\;\frac{\sqrt 3}{2} & \quad (b)\;\frac{1}{2} \\ (c)\;\frac{1}{\sqrt 3} & \quad (d)\;\frac{1}{\sqrt 2} \end {array}\]
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$(a)\;\frac{\sqrt 3}{2}$
answered Nov 7, 2013 by pady_1
 
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