how can i integrate this expression(adsbygoogle = window.adsbygoogle || []).push({});

dx/sqrt(x^2+r^2)

in books i found just the answer,but i need the solution step by step

can you help me?

**Physics Forums | Science Articles, Homework Help, Discussion**

The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

# Help on this integral

**Physics Forums | Science Articles, Homework Help, Discussion**