the length of the latusrectum of the ellipse `5x^(2) + 9x^(2)=45,` is

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

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

the length of the latusrectum of the ellipse 3x^(2) + y^(2) = 12 . Is

the length of the latusrectum of the ellipse 3x^(2) + y^(2) = 12 . Is

The length of the latusrectum of the ellipse 3x^(2)+y^(2)=12 is

The length of the latusrectum of the ellipse 3x^(2)+y^(2)=12 is

The length of the latusrectum of the ellipse 16x^(2)+25y^(2)=400 is

The area of the quadrilateral formed by the tangents at the end points of latus rectum of the ellipse 5x^(2) +9y^(2)=45 is

the length of the latusrectum of the ellipse (x^(2))/(36)+(y^(2))/(49)=1 , is