$\lim _{n \rightarrow \infty} \left[ \frac{n}{n^{2}+1^{2}} + \frac{n}{n^{2}+2^{2}} + \ldots + \frac{n}{n^{2}+n^{2}} \right]$ ની કિંમત શોધો.

  • A
    $\frac{n \pi}{4}$
  • B
    $\frac{\pi}{4}$
  • C
    $\frac{\pi}{4 n}$
  • D
    $\frac{\pi}{2 n}$

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Similar Questions

નીચેના નિશ્ચિત સંકલનનું સરવાળાના લક્ષ તરીકે મૂલ્ય શોધો: $\int_{-1}^{1} e^{x} dx$

$\mathop {\lim }\limits_{n \to \infty } \left[ {\frac{1}{n} + \frac{1}{{\sqrt {{n^2} + n} }} + \frac{1}{{\sqrt {{n^2} + 2n} }} + \dots + \frac{1}{{\sqrt {{n^2} + (n - 1)n} }}} \right]$ ની કિંમત શોધો.

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$\lim _{n \rightarrow \infty} \frac{1}{n} \sum_{r=1}^{2 n} \frac{r}{\sqrt{n^2+r^2}}=$

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

ધારો કે $\lim _{n \rightarrow \infty} \sum_{r=1}^{n} \left( \frac{n}{\sqrt{n^4+r^4}} - \frac{2 n r^2}{(n^2+r^2) \sqrt{n^4+r^4}} \right) = \frac{\pi}{k}.$ પ્રતિ-ત્રિકોણમિતીય વિધેયોના મુખ્ય મૂલ્યોનો ઉપયોગ કરીને,તો $k^2$ ની કિંમત શોધો:

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