1.
The equation of the unit circle concentric with is
2.
If is a point bounded in region formed by parabola and , then
3.
If the coordinates of the vertices of an ellipse are and and the equation of a focal chord passing through the focus on the right side of the centre is The equation of the ellipse is
4.
The radius of the circle is
5.
If the latusrectum of the hyperbola is then its eccentricity is