1 / | | 8 | ------------ dx | 2 | x - 2*x + 3 | / 0
Integral(8/(x^2 - 2*x + 3), (x, 0, 1))
/ | | 8 | ------------ dx | 2 | x - 2*x + 3 | /
/8\ |-| 8 \2/ ------------ = ------------------------ 2 2 x - 2*x + 3 / ___ ___\ |-\/ 2 \/ 2 | |-------*x + -----| + 1 \ 2 2 /
/ | | 8 | ------------ dx | 2 = | x - 2*x + 3 | /
/ | | 1 4* | ------------------------ dx | 2 | / ___ ___\ | |-\/ 2 \/ 2 | | |-------*x + -----| + 1 | \ 2 2 / | /
/ | | 1 4* | ------------------------ dx | 2 | / ___ ___\ | |-\/ 2 \/ 2 | | |-------*x + -----| + 1 | \ 2 2 / | /
___ ___ \/ 2 x*\/ 2 v = ----- - ------- 2 2
/ | | 1 4* | ------ dv = 4*atan(v) | 2 | 1 + v | /
/ | / ___ ___\ | 1 ___ | \/ 2 x*\/ 2 | 4* | ------------------------ dx = 4*\/ 2 *atan|- ----- + -------| | 2 \ 2 2 / | / ___ ___\ | |-\/ 2 \/ 2 | | |-------*x + -----| + 1 | \ 2 2 / | /
/ ___ ___\ ___ | \/ 2 x*\/ 2 | C + 4*\/ 2 *atan|- ----- + -------| \ 2 2 /
/ | / ___ \ | 8 ___ |\/ 2 *(-1 + x)| | ------------ dx = C + 4*\/ 2 *atan|--------------| | 2 \ 2 / | x - 2*x + 3 | /
/ ___\ ___ |\/ 2 | 4*\/ 2 *atan|-----| \ 2 /
=
/ ___\ ___ |\/ 2 | 4*\/ 2 *atan|-----| \ 2 /
4*sqrt(2)*atan(sqrt(2)/2)
Estos ejemplos se pueden aplicar para introducción de los límites de integración inferior y superior.