Question

what is the relation between roots and coefficients of a polynomial?

Answer 1

let roots be X,Y.
let f(x)=ax^2+bx+c.
now,
X+Y=-b/a
XY=c/a.
OK
can u mark as brain list please.

Answer 2

here's ur answer
if ax² + bx + c is the quadratic equation
$and\: \alpha \: and \: \beta \: are \: the \: roots \: of \: the \: equation \: then \: \alpha + \beta \: = \: - coefficient \: of \: x \: \div cofficient \: of \: x ^{2}$