The middle term in the expression of \[{{\left( x-\frac{1}{x} \right)}^{18}}\] is [Karnataka CET 2005]

The middle term in the expression of \[{{\left( x-\frac{1}{x} \right)}

1.	The middle term in the expression of \[{{\left( x-\frac{1}{x} \right)}^{18}}\] is [Karnataka CET 2005]
A.	\[^{18}{{C}_{9}}\]
B.	\[{{-}^{18}}{{C}_{9}}\]
C.	\[^{18}{{C}_{0}}\]
D.	\[{{-}^{18}}{{C}_{10}}\]
Answer» C. \[^{18}{{C}_{0}}\]

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The middle term in the expression of \[{{\left( x-\frac{1}{x} \right)}^{18}}\] is [Karnataka CET 2005]

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