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If alphaandbeta are the roots of the pol...

If `alphaandbeta` are the roots of the polynomial `ax^(2)-bx+c`, where `(ane0)` ,the value of `alpha+beta` is

A

`-(b)/(a)`

B

`(b)/(a)`

C

`(a)/(b)`

D

`-(a)/(b)`

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