oo / | | x | --------- dx | 2*x*x + 9 | / -oo
Integral(x/((2*x)*x + 9), (x, -oo, oo))
/ | | x | --------- dx | 2*x*x + 9 | /
/ 2*2*x \ |--------------| /0\ | 2 | |-| x \2*x + 0*x + 9/ \9/ --------- = ---------------- + ---------------- 2*x*x + 9 4 2 / ___ \ |-\/ 2 | |-------*x| + 1 \ 3 /
/ | | x | --------- dx = | 2*x*x + 9 | /
/ | | 2*2*x | -------------- dx | 2 | 2*x + 0*x + 9 | / -------------------- 4
/ | | 2*2*x | -------------- dx | 2 | 2*x + 0*x + 9 | / -------------------- 4
2 u = 2*x
/ | | 1 | ----- du | 9 + u | / log(9 + u) ----------- = ---------- 4 4
/ | | 2*2*x | -------------- dx | 2 | 2*x + 0*x + 9 | / 2\ / log\9 + 2*x / -------------------- = ------------- 4 4
0
___ -x*\/ 2 v = --------- 3
True
True
/ 2\ log\9 + 2*x / C + ------------- 4
/ | / 2\ | x log\9 + 2*x / | --------- dx = C + ------------- | 2*x*x + 9 4 | /
Estos ejemplos se pueden aplicar para introducción de los límites de integración inferior y superior.