# Integral of ln(x)?

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• July 12th 2012, 08:11 AM
Kvandesterren
Integral of ln(x)?
What is the integral of ln(x) equal to?
• July 12th 2012, 08:23 AM
ebaines
Re: Integral of ln(x)?
You can derive this through integrating by parts, but the answer is $\int \ln (x)dx = x \ln (x) - x$.
• July 12th 2012, 09:49 AM
loui1410
Re: Integral of ln(x)?
Yes, look at it as $\int 1\cdot \ln(x) dx$ and integrate by parts.