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The (p+2)^(th) term from the end in (x-1...

The `(p+2)^(th)` term from the end in `(x-1/x)^(2n+1)` is :

A

`(-1)^(p)((2n+1)!)/((2n-p)!(p+1)!)x^(2p-2n+1)`

B

`(-1)^(p)((2n+1)!)/((2n-p)!(p+1)!)x^(2n-2p+1)`

C

`(-1)^(p)((2n+1)!)/((2n-p)!(p+1)!)x^(2p-2n-1)`

D

None of these

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The correct Answer is:
A
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