Question

if α and β are the roots of ax² - be + c = 0 ( a ≠ 0 ) , then calculate
α + β .
# no spamming
# incorrect and foolish answer will be reported

Answer 1

Hey mate ......^_^

Here's ur ans.---

Alpha + Beeta = -b/ a

Here , Alpha + Beeta = - (-b)/a = b/a

Answer 2

Hi ,

alpha and beta are the roots of ax² - bx + c = 0

alpha + beta = - ( x- coefficient ) / (x²-coefficient )

= - ( -b ) / a

= b / a

I hope this helps you.

:)


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