Show that the middle term in the expansion of (1+x)2n is 1.3.5⋯(2n� – InterviewSolution

1.	Show that the middle term in the expansion of (1+x)2n is 1.3.5⋯(2n−1)n!.2n.Xn,where nϵN.
Answer» Show that the middle term in the expansion of $(1 + x)^{2 n}$ is $\frac{1. 3.5 \dots (2 n - 1)}{n!} . 2^{n} . X^{n}, where n ϵ N .$

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