Saved Bookmarks
| 1. |
For what values of k, the equation 9x2+6kx+4=0 has real roots?CLASS10 |
|
Answer» Step-by-step EXPLANATION: 36k^2 -4*9*4>~0 36k^2 >~ 36*4 K^2>~4 so k >= -2 or +2 |
|