Saved Bookmarks
| 1. |
If the polars of (x_1,y_1)" and "(x_2,y_2) with respect to the hyperbola (x^2)/(a^2)-(y^2)/(b^2)=1 are at the right angels, where (x_1x_2)b^4+a^2(y_1y_2)=lambda, then lambda the value of is |
|
Answer» 0 |
|