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If m is the minimu value of k for which the function `f(x)=xsqrt(kx-x^(2))` is increasing in the interval [0,3] and M is the maximum value of f in the inverval [0,3] when h=m, then the ordered pair (m,M) is equal to

A

`(3,3sqrt(3))`

B

`(5,3sqrt(3))`

C

`(3,5sqrt(3))`

D

`(4,3sqrt(3))`

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The correct Answer is:
D
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