InterviewSolution
Saved Bookmarks
| 1. |
If A,B,C are 3 points on a parabola , Delta _1, Delta_2are the areas of triangles is formed by the points A, B,C and the tangents at A, B, C . IfDelta_1, Delta _2are the roots of px^(2) +qx +r=0then condition is |
|
Answer» `9Q^(2) =2pr` |
|