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Let f(x) = x(1/(x - 1) + 1/x + 1/(x + 1)...

Let f(x) = `x(1/(x - 1) + 1/x + 1/(x + 1)), x gt 1` , Then

A

`f(x) le 1`

B

`1 lt f(x) le 2`

C

`2 lt f(x) le 3`

D

`f(x) gt 3`

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The correct Answer is:
D
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