Question:medium

Middle term in the expansion of $\left(x^2 + \frac{1}{x^2} + 2\right)^n$ is

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Convert expression into perfect square to simplify expansion.
Updated On: Apr 23, 2026
  • $\frac{n!}{(n!)^2}$
  • $\frac{(2n)!}{(n!)^2}$
  • $\frac{(2n-1)!}{n!}$
  • $\frac{(2n)!}{n!}$
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The Correct Option is B

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