$\lim _{n \rightarrow \infty} n\left[\frac{1}{3 n^2+8 n+4}+\frac{1}{3 n^2+16 n+16}+\ldots+\frac{1}{15 n^2}\right]=$

  • A
    $\frac{1}{2} \log \frac{9}{5}$
  • B
    $\frac{1}{4} \log \frac{9}{5}$
  • C
    $2 \log \frac{9}{5}$
  • D
    $\frac{1}{4} \log \frac{5}{9}$

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ધારો કે $S = \frac{2}{1} {}^{n}C_{0} + \frac{2^{2}}{2} {}^{n}C_{1} + \frac{2^{3}}{3} {}^{n}C_{2} + \ldots + \frac{2^{n+1}}{n+1} {}^{n}C_{n}$ છે. તો,$S$ ની કિંમત શું થાય?

સરવાળાની મર્યાદા તરીકે નીચેના નિશ્ચિત સંકલનનું મૂલ્ય શોધો:
$\int_{2}^{3} x^{2} d x$

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

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

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

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