\(\rm\displaystyle\int\frac{d x}{x\left(x^5+3\right)}\) is equal to
1
\(\rm\frac{1}{3} \log \left| \frac{x^5}{x^5+3}\right|+C\)
2
\(\rm\frac{1}{15} \log \left|\frac{x^5}{x^5+3}\right|+ C\)
3
\(\rm\frac{1}{5} \log \left|\frac{x^5}{x^5+3}\right|+C\)
4
\(\rm\frac{1}{25}\log\left|\frac{x^5}{x^5+3}\right|+C\)