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If alpha and beta are the roots of the e...

If `alpha` and `beta` are the roots of the equation `ax^2+bx+c=0, alpha beta=3` and a,b,c are in AP, then `alpha+beta` is equal to

A

`-4`

B

1

C

4

D

`-2`

Text Solution

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The correct Answer is:
D
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