మూల్యాంకనం చేయండి: \(\smallint \frac{{dx}}{{x\;\left( {x + 2} \right)}}\)
1
\(- \frac{1}{2}\log \left| {\frac{2x}{{x + 2}}} \right| + C\)
2
\(\frac{1}{2}\log \left| {\frac{2x}{{x + 2}}} \right| + C\)
3
\(- \frac{1}{2}\log \left| {\frac{x}{{x + 2}}} \right| + C\)
4
\(\frac{1}{2}\log \left| {\frac{x}{{x + 2}}} \right| + C\)