Posted by sarah on Tuesday, January 22, 2008 at 11:36pm.
is the integral of xln(x)dx=
x^2/4(4ln(x)42ln(x)+3)+C?

calc  Quidditch, Wednesday, January 23, 2008 at 12:42am
To checkdifferentiate the integral to see if you get the original equation.
I believe you are correct. 
calc  drwls, Wednesday, January 23, 2008 at 2:45am
You should simplify what you wrote. You have constants and terms in ln x that can be combined. If you do, you should end up with
x^2[(ln x)/2  1/4] + C