Math, asked by mathwizard86, 1 year ago

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

Answers

Answered by rkishore57
5
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.

rkishore57: can u mark as brn list please.
mathwizard86: okay...how to do that
rkishore57: thanks
Answered by ShiningSilveR
1
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}
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