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The eccentricity of the ellipse 9x^2+25 ...

The eccentricity of the ellipse `9x^2+25 y^2-18 x-100 y-116=0` is a.`25//16` b. `4//5` c. `16//25` d. `5//4`

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RD SHARMA ENGLISH-ELLIPSE-All Questions
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  16. The eccentricity of the ellipse 9x^2+25 y^2-18 x-100 y-116=0 is a.25//...

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  17. If the major axis of an ellipse is three times the minor axis, then it...

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