The equation of the latus rectum of the parabola x2 + 4 x + 2 y = 0 is equal to
2 y + 3 = 0
3 y = 2
2 y = 3
3 y + 2 = 0
The equation y2 - 2 y +8 x - 23 = 0 represents.
A pair of straight lines with (1,3) as the common point.
An ellipse with 2 and 4 as semi axes
A parabola with y = 1 as the axis
A parabola with (1,3) as the vertex
The eccentricity of the ellipse 9 x2 + 5 y2 - 18 x - 20 y - 16 = 0 is
1/2
2/3
3/2
2
The directrix of the parabola y2 + 4 x + 3 = 0 is
x - 4/3 = 0
x + 1/4 = 0
x - 3/4 = 0
x - 1/4 = 0
The vertex of the parabola x2 + 2 y = 8 x -7 is
(9/1, 0)
(4,9/2)
(2, 9/2)
(4,7/2)
Length of major axis of ellipse 9 x2 + 7 y2 = 63 is
3
9
6
2√7
The distance between the foci of the conic 7 x2 - 9 y2 = 63 is equal to
8
4
1
Equation of the directrix of parabola 2 x2 = 14 y is equal to
y = -7/4
x = -7/4
y = 7/4
x = 7/4
The sum of the focal distance from any point on the ellipse 9 x2 + 16 y2 = 144 is
The equation of the chord of contact of tangents from (2,5) to the parabola y2 = 8 x is.
4 x + 10 y + 8 = 0
4 x - 10 y + 8 = 0
5 y + 4 x + 8 = 0
4 x + 10 y - 8 = 0
