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If the function f(x) = x^(2) + alpha//x ...

If the function `f(x) = x^(2) + alpha//x` has a local minimum at x=2, then the value of `alpha` is

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MCGROW HILL PUBLICATION-APPLICATIONS OF DERIVATIVES-Solved Examples ( LEVEL -1 SINGLE CORRECT ANSWER TYPE QUESTIONS )
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  11. if f(x)=(x -4) (x-5) (x-6) (x-7) then.

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