



 
Sujoy, Are you sure this is the integral you want? It is, to put it mildly, not an easy one; MAPLE gives the answer only in terms of the polylog function (and I think it's right.) See: http://en.wikipedia.org/wiki/Polylogarithm For the record, MAPLE's answer is x^{2}/(exp(x)1)x^{2}+2*x*ln(1exp(x))+2*polylog(2,exp(x))+C Are you in a course where an answer of this sort is plausible? Good Hunting!  


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