1 / | | x - 2 | ------ dx | 2 | x + 2 | / 0
Integral((x - 2)/(x^2 + 2), (x, 0, 1))
/ | | x - 2 | ------ dx | 2 | x + 2 | /
/ 2*x \ |------------| /-2 \ | 2 | |---| x - 2 \x + 0*x + 2/ \ 2 / ------ = -------------- + ---------------- 2 2 2 x + 2 / ___ \ |-\/ 2 | |-------*x| + 1 \ 2 /
/ | | x - 2 | ------ dx | 2 = | x + 2 | /
/ | | 2*x | ------------ dx | 2 | x + 0*x + 2 / | | / | 1 ------------------ - | ---------------- dx 2 | 2 | / ___ \ | |-\/ 2 | | |-------*x| + 1 | \ 2 / | /
/ | | 2*x | ------------ dx | 2 | x + 0*x + 2 | / ------------------ 2
2 u = x
/ | | 1 | ----- du | 2 + u | / log(2 + u) ----------- = ---------- 2 2
/ | | 2*x | ------------ dx | 2 | x + 0*x + 2 | / 2\ / log\2 + x / ------------------ = ----------- 2 2
/ | | 1 - | ---------------- dx | 2 | / ___ \ | |-\/ 2 | | |-------*x| + 1 | \ 2 / | /
___ -x*\/ 2 v = --------- 2
/ | | 1 - | ------ dv = -atan(v) | 2 | 1 + v | /
/ | / ___\ | 1 ___ |x*\/ 2 | - | ---------------- dx = -\/ 2 *atan|-------| | 2 \ 2 / | / ___ \ | |-\/ 2 | | |-------*x| + 1 | \ 2 / | /
/ 2\ / ___\ log\2 + x / ___ |x*\/ 2 | C + ----------- - \/ 2 *atan|-------| 2 \ 2 /
/ | / 2\ / ___\ | x - 2 log\2 + x / ___ |x*\/ 2 | | ------ dx = C + ----------- - \/ 2 *atan|-------| | 2 2 \ 2 / | x + 2 | /
/ ___\ log(3) log(2) ___ |\/ 2 | ------ - ------ - \/ 2 *atan|-----| 2 2 \ 2 /
=
/ ___\ log(3) log(2) ___ |\/ 2 | ------ - ------ - \/ 2 *atan|-----| 2 2 \ 2 /
log(3)/2 - log(2)/2 - sqrt(2)*atan(sqrt(2)/2)
Estos ejemplos se pueden aplicar para introducción de los límites de integración inferior y superior.