" The length of the latus - rectum of the ellipse "5x^(2)+9y^(2)=45" is "

The length of latus rectum of the ellipse 25x^(2) + 9y ^(2) = 225 is _

The length of the latus rectum of the ellipse 3x^(2) + y^(2) = 12 is …….

The length of the latus rectum of the ellipse 9x ^(2) + 4y ^(2) =1, is

The length of latus rectum of the ellipse 4x^(2)+9y^(2)=36 is

The length of the latus rectum of the ellipse 2x^2+4y^2=16 is

The length of latus rectum of the ellipse 9x^(2) + 25y^(2) = 225 is _

Find the length of the latus rectum of the ellipse 9x^(2)+16y^(2)=144

Find the coordinates of the vertices and the foci and the length of the latus rectum of the ellipse 9x^(2)+25y^(2)=225 .