2 / | | x*x | ---------- dx | 2 | (2*x + 1) | / 1
Integral((x*x)/(2*x + 1)^2, (x, 1, 2))
/ | | x*x log(1 + 2*x) 1 x | ---------- dx = C - ------------ - ----------- + - | 2 4 8*(1 + 2*x) 4 | (2*x + 1) | /
4 log(5) log(3) -- - ------ + ------ 15 4 4
=
4 log(5) log(3) -- - ------ + ------ 15 4 4
4/15 - log(5)/4 + log(3)/4
Use the examples entering the upper and lower limits of integration.