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Find the eccentricity , co-ordinates of ...

Find the eccentricity , co-ordinates of foci, lengths of axes and length of latus-rectum of the ellipse
` (x^(2) //25) + (y^(2)//9) = 1`

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The correct Answer is:
l ( latus rectum ) ` = (2b^(2))/(a) = (2(9))/(2) = (18)/(5)`
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MARVEL PUBLICATION-CIRCLE AND CONICS -MISCELLANEOUS MCQs
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  16. Circle x ^(2) + y^(2)+6y=0 touches

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