Saved Bookmarks
| 1. |
If (x1,y1)(x2,y2) are the extremities of a focal chord of the parabola y2=16x then 4x1x2+y1y2= |
|
Answer» If (x1,y1)(x2,y2) are the extremities of a focal chord of the parabola y2=16x then 4x1x2+y1y2= |
|