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If alpha an beta are roots of ax^(2)+bx+...

If `alpha` an `beta` are roots of `ax^(2)+bx+c=0` the value for `lim_(xto alpha)(1+ax^(2)+bx+c)^(2//x-alpha)` is

A

`e^(2a(alpha-beta))`

B

`e^(a(alpha-beta))`

C

`e^((2a)/3(alpha-beta))`

D

None of these

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