यदि $\lim_{n \rightarrow \infty} \frac{(n+1)^{k-1}}{n^{k+1}}[(nk+1)+(nk+2)+\ldots+(nk+n)] = 33 \cdot \lim_{n \rightarrow \infty} \frac{1}{n^{k+1}} \cdot [1^k + 2^k + 3^k + \ldots + n^k]$ है,तो $k$ का पूर्णांक मान $....$ के बराबर है।

  • A
    $10$
  • B
    $5$
  • C
    $15$
  • D
    $20$

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