0 / | | 1 | ------ dx | 2 | x | 4 + -- | 3 | / -1
Integral(1/(4 + x^2/3), (x, -1, 0))
/ | | 1 | ------ dx | 2 | x | 4 + -- | 3 | /
1 1 ------ = -------------------- 2 / 2 \ x |/ ___ \ | 4 + -- ||-\/ 3 | | 3 4*||-------*x| + 1| \\ 6 / /
/ | | 1 | ------ dx | 2 | x = | 4 + -- | 3 | /
/ | | 1 | ---------------- dx | 2 | / ___ \ | |-\/ 3 | | |-------*x| + 1 | \ 6 / | / ---------------------- 4
/ | | 1 | ---------------- dx | 2 | / ___ \ | |-\/ 3 | | |-------*x| + 1 | \ 6 / | / ---------------------- 4
___ -x*\/ 3 v = --------- 6
/ | | 1 | ------ dv | 2 | 1 + v | / atan(v) ------------ = ------- 4 4
/ | | 1 | ---------------- dx | 2 | / ___ \ | |-\/ 3 | | |-------*x| + 1 / ___\ | \ 6 / ___ |x*\/ 3 | | \/ 3 *atan|-------| / \ 6 / ---------------------- = ------------------- 4 2
/ ___\ ___ |x*\/ 3 | \/ 3 *atan|-------| \ 6 / C + ------------------- 2
/ ___\ / ___ |x*\/ 3 | | \/ 3 *atan|-------| | 1 \ 6 / | ------ dx = C + ------------------- | 2 2 | x | 4 + -- | 3 | /
/ ___\ ___ |\/ 3 | \/ 3 *atan|-----| \ 6 / ----------------- 2
=
/ ___\ ___ |\/ 3 | \/ 3 *atan|-----| \ 6 / ----------------- 2
sqrt(3)*atan(sqrt(3)/6)/2
Estos ejemplos se pueden aplicar para introducción de los límites de integración inferior y superior.