What is the length of major axis of the ellipse `25x2 + 16y^2 = 400`.

Find the length of latus rectum of the ellipse. x^2/16+y^2/9=1 .

In the following, find the coordinates of the foci, the vertices, the length of major axis, the minor axis, the eccentricity and the length of the latus rectum of the ellipse. 36x^2 + 4y^2 = 144

In the following, find the coordinates of the foci, the vertices, the length of major axis, the minor axis, the eccentricity and the length of the latus rectum of the ellipse. 4x^2 + 9y^2 = 36

In the following, find the coordinates of the foci, the vertices, the length of major axis, the minor axis, the eccentricity and the length of the latus rectum of the ellipse. 16x^2 + y^2 = 16

If the length of the major axis of the ellipse is three times the length of its minor axis, then its eccentricity is :

In the following, find the coordinates of the foci, the vertices, the length of major axis, the minor axis, the eccentricity and the length of the latus rectum of the ellipse. x^2/100+y^2/400=1

In the following, find the coordinates of the foci, the vertices, the length of major axis, the minor axis, the eccentricity and the length of the latus rectum of the ellipse. x^2/16+y^2/9=1

Find the length of latus rectum of the ellipse x^(2)/25+y^(2)/16=1 .

Find the lengths of the major and minor axes, co-ordinates of the foci, vertices, the eccentricity and equations of the directrices for the ellipse 9x^2+ 16y^2 = 144 .