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If a, b, c in R and equations ax^(2)+bx+...

If `a, b, c in R` and equations `ax^(2)+bx+c=0 and x^(2)+2x +9=0` have a common root, then `a:b:c` is

A

`1:2:9`

B

`1:3:9`

C

`3:2:8`

D

None of these

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The correct Answer is:
A
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