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The middle term in the expansion of((x-(...

The middle term in the expansion of`((x-(1))/(x))^(18)` is...

A

`"^(18)C_(9)`

B

`"^(_18)C_(9)`

C

`"^(18)C_(10)`

D

`"^(_18)C_(10)`

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The correct Answer is:
A
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