Question

if alpha is a root of ax^2+bx+c=0 then a alpha^2+b alpha+c=?
pls answer it I'll MARK AS BRAINLIST ​

Answer 1

Answer:

Step-by-step explanation:

Alpha+ Beta= -b/a and Alpha×Beta = c/a

Here in this case ,

Alpha+ Beta = -(-b)/a=b/a …….(i)

and Alpha×Beta = c/a. …….(ii)

So two unknowns and two equations which can be solved to calculate alpha and

Mark as  BRAINLIST plz