The eccentricity of the ellipse 4x2 + 9y2 = 36 is
1/2√3
1/√3
√5/3
√5/6
The distance between the foci of an ellipse is 16 and eccentricity is 1/2.The length of the major axis of ellipse is
8
64
16
32
The length of latus rectum of the parabola x2 = - 16y is
- 16
- 4
4
The equation of directrix of parabola y2 = 12 x is
3
-3
-4
The vertex of the parabola (y - 2)2 = 16 (x - 1) is
(2 , 1)
(1 , -2)
(-1, 2)
(1 , 2)
The directrix of the parabola y2 = 16x is
x = - 4
y = - 4
x = 4
y = 4
If distance between the foci of an ellipse is equal to its minor axis, then eccentricity of the ellipse is
1/√2
1/√4
1/√6
The focus of the parabola y2 - 8x - 32 = 0 is
(-2, 0)
(0 , 2)
(4 , 0)
(2 , 0)
The equation of the director circle of the hyperbola is
x2 + y2 = 4
x2 + y2 = 12
x2 + y2 = 16
x2 + y2 = 20
The equation of normal at the point ( 0 , 3) of the ellipse 9x2 + 5y2 = 45 is.
y - 3 = 0
y + 3 = 0
x - axis
y - axis
