Find the equation of the hyperbola whose foci are (0, ±10) and the length of whose latus rectum is 9 units.
Find the equation of the hyperbola whose vertices are (0, ±3) and the eccentricity is 4 3 . Also, find the coordinates of its foci.
Find the equation of the hyperbola whose foci are (±5, 0) and the conjugate axis is of the length 8. Also, find its eccentricity.