mitnord wrote:Keep going in circles
What were the "circles"? (You'd be surprised how often an apparent "circle" is actually leading to the solution!)
mitnord wrote:Help me solve the integral of (x + 1/x) * ln(x) dx
It might help to break this into two integrals:. . . .
The second integral, I2
, should be simple enough.
It's the other one that's a bit of a bear. I would suggest integration by parts, with:. . . .
Hope that helps!