1 / | | 1 | -------- dx | 2 | 4*x + 7 | / 0
Integral(1/(4*x^2 + 7), (x, 0, 1))
/ | | 1 | -------- dx | 2 | 4*x + 7 | /
1 1 -------- = --------------------- 2 / 2 \ 4*x + 7 |/ ___ \ | ||-2*\/ 7 | | 7*||--------*x| + 1| \\ 7 / /
/ | | 1 | -------- dx | 2 = | 4*x + 7 | /
/ | | 1 | ----------------- dx | 2 | / ___ \ | |-2*\/ 7 | | |--------*x| + 1 | \ 7 / | / ----------------------- 7
/ | | 1 | ----------------- dx | 2 | / ___ \ | |-2*\/ 7 | | |--------*x| + 1 | \ 7 / | / ----------------------- 7
___ -2*x*\/ 7 v = ---------- 7
/ | | 1 | ------ dv | 2 | 1 + v | / atan(v) ------------ = ------- 7 7
/ | | 1 | ----------------- dx | 2 | / ___ \ | |-2*\/ 7 | | |--------*x| + 1 / ___\ | \ 7 / ___ |2*x*\/ 7 | | \/ 7 *atan|---------| / \ 7 / ----------------------- = --------------------- 7 14
/ ___\ ___ |2*x*\/ 7 | \/ 7 *atan|---------| \ 7 / C + --------------------- 14
/ ___\ / ___ |2*x*\/ 7 | | \/ 7 *atan|---------| | 1 \ 7 / | -------- dx = C + --------------------- | 2 14 | 4*x + 7 | /
/ ___\ ___ |2*\/ 7 | \/ 7 *atan|-------| \ 7 / ------------------- 14
=
/ ___\ ___ |2*\/ 7 | \/ 7 *atan|-------| \ 7 / ------------------- 14
sqrt(7)*atan(2*sqrt(7)/7)/14
Estos ejemplos se pueden aplicar para introducción de los límites de integración inferior y superior.