Question

Determine whether convergent or divergent. If convergent evaluate

Integral of (xarctanx)/(1+x^2)^2

Answer 1

\[ \int \frac{\tan ^{-1}x}{(1+x^2)^2 }dx\]

Answer 2

http://www.wolframalpha.com/input/?i=Integral+of+%28xarctanx%29%2F%281%2Bx^2%29^2