Find the equation of the ellipse with centre at the origin, the length of the major axis 12 and one focus at (4, 0).

Find the equation of the hyperbola with centre at the origin , length of the transverse axis 6 and one focus at (0,4) .

Find the equation of the ellipse whose centre is at origin, focus is (0,4) and major axis is 10.

Find the equation of the ellipse that satisfies the given conditions: Length of major axis 26, foci (pm5,0)

The differential equation of all ellipses with centres at the origin and the ends of one axis of symmetry at (pm1,0) , is

Find the equation of the ellipse,whose length of the major axis is 20 and foci are (0,+-5)

Find the equation for the ellipse that satisfies the given conditions: Length of major axis 26, foci (+-5,0)