\(\lim _{n \rightarrow \infty} n^4\left[\frac{1}{n^5}+\frac{1}{\left(n^2+1\right)^{\frac{5}{2}}}+\frac{1}{\left(n^2+4\right)^{\frac{5}{2}}}+\frac{1}{\left(n^2+9\right)^{\frac{5}{2}}}+\ldots+\frac{1}{4 \sqrt{2} n^5}\right]=\)
1
\(\frac{3}{4 \sqrt{2}}\)
2
\(\frac{3 \sqrt{2}}{4}\)
3
\(\frac{5}{6 \sqrt{2}}\)
4
\(\frac{5 \sqrt{2}}{6}\)