1.
The circle cuts an intercept on -axis of length
2.
If the eccentricities of the ellipse and the hyperbola are reciprocals of each other, then is equal to
3.
The ellipse is inscribed in a rectangle aligned with the coordinate axes, which is turn in inscribed in another ellipse that passes through the point (4, 0). Then, the equation of the ellipse is
4.
The Cartesian equation of the directrix of the parabola whose parametric equations are is
5.
The line is the directrix of the parabola Then one of the value of is
6.
The equation of the axes of the ellipse are
7.
Locus of the mid points of the chord of ellipse , so that chord is always touching the circle , is
8.
The length intercepted by the curve on the line satisfying and passing through point (0, 1), is given by
9.
Two vertices of an equilateral triangle are and and its third vertex lies above the x-axis. The equation of its circumcircle, is
10.
The tangents to having inclinations and intersect at If then the locus of P is