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If f(x)=(x)/(x^(2)-1)x!=1,-1 then find f...

If `f(x)=(x)/(x^(2)-1)x!=1,-1` then find `f(2)xxf((-1)/(2))`.

A

`2/3`

B

`3/2`

C

`(-3)/(2)`

D

`4/9`

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The correct Answer is:
D
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