indefinite-integration

Question: $\int_{{}}^{{}}{\frac{dx}{x({{x}^{5}}+1)}}=$

1) $\frac{1}{5}\log {{x}^{5}}({{x}^{5}}+1)+c$

2) $\frac{1}{5}\log {{x}^{5}}\left( \frac{1+{{x}^{5}}}{{{x}^{5}}} \right)+c$

3) $\frac{1}{5}\log {{x}^{5}}\left( \frac{{{x}^{5}}}{{{x}^{5}}+1} \right)+c$

4) None of these

Solution:

Explanation: No Explanation

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