MCQ
${(1 + x)^{2n}}$ ના વિસ્તરણમાં મધ્યમપદ મેળવો.
- A$\frac{{(2n)!}}{{n!}}{x^2}$
- B$\frac{{(2n)!}}{{n!(n - 1)!}}{x^{n + 1}}$
- ✓$\frac{{(2n)!}}{{{{(n!)}^2}}}{x^n}$
- D$\frac{{(2n)!}}{{(n + 1)!(n - 1)!}}\,{x^n}$
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