1 / | | 3 | ------ dx | 2 | x + 5 | / 0
Integral(3/(x^2 + 5), (x, 0, 1))
/ | | 3 | ------ dx | 2 | x + 5 | /
/3\ |-| 3 \5/ ------ = ---------------- 2 2 x + 5 / ___ \ |-\/ 5 | |-------*x| + 1 \ 5 /
/ | | 3 | ------ dx | 2 = | x + 5 | /
/ | | 1 3* | ---------------- dx | 2 | / ___ \ | |-\/ 5 | | |-------*x| + 1 | \ 5 / | / ------------------------ 5
/ | | 1 3* | ---------------- dx | 2 | / ___ \ | |-\/ 5 | | |-------*x| + 1 | \ 5 / | / ------------------------ 5
___ -x*\/ 5 v = --------- 5
/ | | 1 3* | ------ dv | 2 | 1 + v | / 3*atan(v) -------------- = --------- 5 5
/ | | 1 3* | ---------------- dx | 2 | / ___ \ | |-\/ 5 | | |-------*x| + 1 / ___\ | \ 5 / ___ |x*\/ 5 | | 3*\/ 5 *atan|-------| / \ 5 / ------------------------ = --------------------- 5 5
/ ___\ ___ |x*\/ 5 | 3*\/ 5 *atan|-------| \ 5 / C + --------------------- 5
/ ___\ / ___ |x*\/ 5 | | 3*\/ 5 *atan|-------| | 3 \ 5 / | ------ dx = C + --------------------- | 2 5 | x + 5 | /
/ ___\ ___ |\/ 5 | 3*\/ 5 *atan|-----| \ 5 / ------------------- 5
=
/ ___\ ___ |\/ 5 | 3*\/ 5 *atan|-----| \ 5 / ------------------- 5
3*sqrt(5)*atan(sqrt(5)/5)/5
Estos ejemplos se pueden aplicar para introducción de los límites de integración inferior y superior.