1 / | | 7*x | ------ dx | 2 | 7 + x | / 0
Integral((7*x)/(7 + x^2), (x, 0, 1))
/ | | 7*x | ------ dx | 2 | 7 + x | /
2*x 7*------------ /0\ 2 |-| 7*x x + 0*x + 7 \7/ ------ = -------------- + ---------------- 2 2 2 7 + x / ___ \ |-\/ 7 | |-------*x| + 1 \ 7 /
/ | | 7*x | ------ dx | 2 = | 7 + x | /
/ | | 2*x 7* | ------------ dx | 2 | x + 0*x + 7 | / -------------------- 2
/ | | 2*x 7* | ------------ dx | 2 | x + 0*x + 7 | / -------------------- 2
2 u = x
/ | | 1 7* | ----- du | 7 + u | / 7*log(7 + u) ------------- = ------------ 2 2
/ | | 2*x 7* | ------------ dx | 2 | x + 0*x + 7 | / 2\ / 7*log\7 + x / -------------------- = ------------- 2 2
0
___ -x*\/ 7 v = --------- 7
True
True
/ 2\ 7*log\7 + x / C + ------------- 2
/ | / 2\ | 7*x 7*log\7 + x / | ------ dx = C + ------------- | 2 2 | 7 + x | /
7*log(7) 7*log(8) - -------- + -------- 2 2
=
7*log(7) 7*log(8) - -------- + -------- 2 2
-7*log(7)/2 + 7*log(8)/2
Estos ejemplos se pueden aplicar para introducción de los límites de integración inferior y superior.