The length of the major axis of the ellipse is |
|||||||
a) |
10 |
b) |
c) |
d) |
4 |
The length of the major axis of the ellipse is |
|||||||
a) |
10 |
b) |
c) |
d) |
4 |
(b)
is in ellipse,
Whose focus is directrix and eccentricity is
Length of from focus to directrix is
So length of major axis is