Saved Bookmarks
| 1. |
Obtain the condition that one root of the quadratiequation ax+bx+c=0 |
|
Answer» ong>Answer: Let α and β be the roots of the following equation. It is given that α=2β α+β=3β=− a
...(i) αβ=2β = a c
...(ii) Therefore ( 9a 2
b 2
)= 2a c
⇒2b 2 =9ac |
|