If the functio f(x)^(3)-6x^(2)+ax+b sati...

If the functio `f(x)^(3)-6x^(2)+ax+b` satisfies Rolle's theorem in the interval [1,3] and `f'((2sqrt(3)+1)/(sqrt(3)))=0`, then

A

`a=11, b in R`

B

`a=-11, b=6`

C

`a=11, b=6`

D

none of these

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A

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