Find the equation of the ellipse passing through (6, 4), foci on y-axis, centre at the origin and having eccentricity `3/4`.

Find the equation of the ellipse passing through (4, 1) with focus as (+- 3, 0)

Find the equation of the ellipse with eccentricity 3/4 , foci on the y-axis, centre at the origin and passing through the point (6, 4).

Find the equations of the circles passing through two points on y-axis at distance 3 from the origin and having radius 5.

Find the equation of an ellipse with its foci on y-axis,eccentricity,centre at the origin and passing through (6,4)

Find the equations of the circles passing through two points on Y-axis at a distance 3 from origin and having radius 5.

Find the equation of the ellipse passing through the point (3,2), having centre at (0,0) and major axis on y- axis.

Form the differential equation of the family of ellipses having foci on y-axis and centre at origin.

Find the equation of the ellipse whose centre is at the origin,foci are (1,0) and (-1,0) and eccentricity is 1/2 .

Find the equation of the ellipse : having vertices at (+- 6, 0) and foci at (+- 4, 0)

Find the equation of the ellipse whose foci re (4,0) and (-4,0) eccentricity =1/3