$\lim _{n \rightarrow \infty}\left[\frac{n+3}{n^2+1^2}+\frac{n+6}{n^2+2^2}+\frac{n+9}{n^2+3^2}+\ldots+\frac{2}{n}\right]=$

  • A
    $\frac{\pi}{4}+\frac{3}{2} \ln 2$
  • B
    $\frac{\pi}{2}+\frac{3}{4} \ln 2$
  • C
    $\frac{\pi}{4}-\frac{3}{2} \ln 2$
  • D
    $\frac{\pi}{4}+\frac{1}{2} \ln 2$

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Similar Questions

निम्नलिखित कथनों में से:
$(S1): \lim _{n \rightarrow \infty} \frac{1}{n^2}(2+4+6+\ldots+2n)=1$
$(S2): \lim _{n \rightarrow \infty} \frac{1}{n^{16}}(1^{15}+2^{15}+3^{15}+\ldots+n^{15})=\frac{1}{16}$

$\lim _{n \rightarrow \infty} \prod_{r=1}^n\left(1+\frac{r^2}{n^2}\right)^{\frac{2 r}{n^2}}$ का मान किसके बराबर है?

$n$ 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?

$\lim _{n \rightarrow \infty}\left[\left(1+\frac{1}{n^3}\right)^{\frac{1}{n^3}}\left(1+\frac{8}{n^3}\right)^{\frac{4}{n^3}}\left(1+\frac{27}{n^3}\right)^{\frac{9}{n^3}} \ldots \left(1+\frac{n^3}{n^3}\right)^{\frac{n^2}{n^3}}\right]=$

$\lim _{n \rightarrow \infty} \frac{1}{n} \left\{ \sec ^{2} \frac{\pi}{4 n} + \sec ^{2} \frac{2 \pi}{4 n} + \ldots + \sec ^{2} \frac{n \pi}{4 n} \right\}$ का मान ज्ञात कीजिए।

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