$\mathop {\lim }\limits_{n \to \infty } \,\sum\limits_{r = 0}^n {\frac{n}{{{{\left( {2r + n} \right)}^2}}}} $ का मान ज्ञात कीजिए।

  • A
    $1$
  • B
    $-1$
  • C
    $2$
  • D
    $\frac{1}{3}$

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Similar Questions

$n$ के पर्याप्त बड़े मान के लिए,प्रथम $n$ धनात्मक पूर्णांकों के वर्गमूलों का योग,अर्थात $\sqrt{1} + \sqrt{2} + \sqrt{3} + \dots + \sqrt{n}$,लगभग किसके बराबर है?

$\lim _{n}$ ${\rightarrow \infty}\left[\left(1+\frac{1}{n^2}\right)\left(1+\frac{2^2}{n^2}\right) \ldots \left(1+\frac{n^2}{n^2}\right)\right]^{1 / n}=$

$\lim _{n \rightarrow \infty}\left(\frac{1}{1^2+n^2}+\frac{2}{2^2+n^2}+\frac{3}{3^2+n^2}+\ldots+\frac{n}{n^2+n^2}\right)=$

$\mathop {\lim }\limits_{n \to \infty } \sum\limits_{k = 1}^n {\frac{k}{{{n^2} + {k^2}}}} $ का मान ज्ञात कीजिए।

Difficult
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$\lim _{n \rightarrow \infty}\left[\frac{\sqrt{n^2-1^2}}{n^2}+\frac{\sqrt{n^2-2^2}}{n^2}+\frac{\sqrt{n^2-3^2}}{n^2}+\ldots+\frac{\sqrt{n^2-n^2}}{n^2}\right]=$

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