3 / | | 2*x | -------- dx | 2 | 2*x + 3 | / 0
Integral((2*x)/(2*x^2 + 3), (x, 0, 3))
/ | | 2*x | -------- dx | 2 | 2*x + 3 | /
/ 2*2*x \ |--------------| /0\ | 2 | |-| 2*x \2*x + 0*x + 3/ \3/ -------- = ---------------- + ---------------- 2 2 2 2*x + 3 / ___ \ |-\/ 6 | |-------*x| + 1 \ 3 /
/ | | 2*x | -------- dx | 2 = | 2*x + 3 | /
/ | | 2*2*x | -------------- dx | 2 | 2*x + 0*x + 3 | / -------------------- 2
/ | | 2*2*x | -------------- dx | 2 | 2*x + 0*x + 3 | / -------------------- 2
2 u = 2*x
/ | | 1 | ----- du | 3 + u | / log(3 + u) ----------- = ---------- 2 2
/ | | 2*2*x | -------------- dx | 2 | 2*x + 0*x + 3 | / 2\ / log\3 + 2*x / -------------------- = ------------- 2 2
0
___ -x*\/ 6 v = --------- 3
True
True
/ 2\ log\3 + 2*x / C + ------------- 2
/ | / 2\ | 2*x log\3 + 2*x / | -------- dx = C + ------------- | 2 2 | 2*x + 3 | /
log(21) log(3) ------- - ------ 2 2
=
log(21) log(3) ------- - ------ 2 2
log(21)/2 - log(3)/2
Estos ejemplos se pueden aplicar para introducción de los límites de integración inferior y superior.