Saved Bookmarks
| 1. |
If x=3 is one root of the quadratic equation x×x -2kx+6=0 then find the value of k |
|
Answer» The quadratic equation f (x) = x*x -2kx+6=0if one of the root is 3 then , f(3) = 3*3 - 2k*3+6 =0 (replacing x by 3 in the equation i.e., k = 15/6 Ans is . 9 How Answer is 9 |
|