$\lim _{n \rightarrow \infty} \sum_{k=1}^n \frac{n^3}{(n^2+k^2)(n^2+3k^2)}$ का मान क्या है?

  • A
    $\frac{(2 \sqrt{3}+3) \pi}{24}$
  • B
    $\frac{13 \pi}{8(4 \sqrt{3}+3)}$
  • C
    $\frac{13(2 \sqrt{3}-3) \pi}{8}$
  • D
    $\frac{\pi}{8(2 \sqrt{3}+3)}$

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$\mathop {\lim }\limits_{n \to \infty } \left( \frac{1^2}{1^3 + n^3} + \frac{2^2}{2^3 + n^3} + \dots + \frac{n^2}{n^3 + n^3} \right)$ का मान ज्ञात कीजिए।

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यदि $\lim _{n \rightarrow \infty} \sum_{r=1}^n \frac{4 r^3}{r^4+n^4}=p$ है, तो $e^p=$

$\lim _{n \rightarrow \infty} \frac{1}{2^{n}}\left(\frac{1}{\sqrt{1-\frac{1}{2^{n}}}}+\frac{1}{\sqrt{1-\frac{2}{2^{n}}}}+\frac{1}{\sqrt{1-\frac{3}{2^{n}}}}+\ldots+\frac{1}{\sqrt{1-\frac{2^{n}-1}{2^{n}}}}\right)$ का मान ज्ञात कीजिए।

$\int_0^3 (2+x^2) dx = $

$\lim _{n \rightarrow \infty}\left[\frac{1}{n}+\frac{n}{(n+1)^{2}}+\frac{n}{(n+2)^{2}}+\ldots+\frac{n}{(2 n-1)^{2}}\right]$ का मान ...... है।

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