1 / | | 1 | ------- dx | 2 | 32 + x | / 0
Integral(1/(32 + x^2), (x, 0, 1))
/ | | 1 | ------- dx | 2 | 32 + x | /
1 1 ------- = --------------------- 2 / 2 \ 32 + x |/ ___ \ | ||-\/ 2 | | 32*||-------*x| + 1| \\ 8 / /
/ | | 1 | ------- dx | 2 = | 32 + x | /
/ | | 1 | ---------------- dx | 2 | / ___ \ | |-\/ 2 | | |-------*x| + 1 | \ 8 / | / ---------------------- 32
/ | | 1 | ---------------- dx | 2 | / ___ \ | |-\/ 2 | | |-------*x| + 1 | \ 8 / | / ---------------------- 32
___ -x*\/ 2 v = --------- 8
/ | | 1 | ------ dv | 2 | 1 + v | / atan(v) ------------ = ------- 32 32
/ | | 1 | ---------------- dx | 2 | / ___ \ | |-\/ 2 | | |-------*x| + 1 / ___\ | \ 8 / ___ |x*\/ 2 | | \/ 2 *atan|-------| / \ 8 / ---------------------- = ------------------- 32 8
/ ___\ ___ |x*\/ 2 | \/ 2 *atan|-------| \ 8 / C + ------------------- 8
/ ___\ / ___ |x*\/ 2 | | \/ 2 *atan|-------| | 1 \ 8 / | ------- dx = C + ------------------- | 2 8 | 32 + x | /
/ ___\ ___ |\/ 2 | \/ 2 *atan|-----| \ 8 / ----------------- 8
=
/ ___\ ___ |\/ 2 | \/ 2 *atan|-----| \ 8 / ----------------- 8
sqrt(2)*atan(sqrt(2)/8)/8
Estos ejemplos se pueden aplicar para introducción de los límites de integración inferior y superior.