MCQ
The smallest positive integer n for which $\mathrm{n}!<\left(\frac{\mathrm{n}+1}{2}\right)^{\mathrm{n}}$ holds, is:
- A1
- ✓2
- C3
- D4
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
$\frac{\sum_{k=1}^{12}\left|\alpha_{k+1}-\alpha_k\right|}{\sum_{k=1}^3\left|\alpha_{4 k-1}-\alpha_{4 k-2}\right|}$ is