derive-x-2-x-

Question Number 93129 by 16091019 last updated on 11/May/20

d e r i v e x^{2} - (α + β) x + α β

Commented by 16091019 last updated on 11/May/20

Commented by i jagooll last updated on 11/May/20

(x - α) (x - β)

done

Answered by Rio Michael last updated on 11/May/20

any quadratic with roots α and β

is of the form (x - α) (x - β) = 0

\Rightarrow x^{2} - (α + β) x + α β = 0 done!