1 / | | 5 | ------ dx | 2 | x + 9 | / 0
Integral(5/(x^2 + 9), (x, 0, 1))
/ | | 5 | ------ dx | 2 | x + 9 | /
/5\ |-| 5 \9/ ------ = ---------- 2 2 x + 9 /-x \ |---| + 1 \ 3 /
/ | | 5 | ------ dx | 2 = | x + 9 | /
/ | | 1 5* | ---------- dx | 2 | /-x \ | |---| + 1 | \ 3 / | / ------------------ 9
/ | | 1 5* | ---------- dx | 2 | /-x \ | |---| + 1 | \ 3 / | / ------------------ 9
-x v = --- 3
/ | | 1 5* | ------ dv | 2 | 1 + v | / 5*atan(v) -------------- = --------- 9 9
/ | | 1 5* | ---------- dx | 2 | /-x \ | |---| + 1 | \ 3 / /x\ | 5*atan|-| / \3/ ------------------ = --------- 9 3
/x\ 5*atan|-| \3/ C + --------- 3
/ /x\ | 5*atan|-| | 5 \3/ | ------ dx = C + --------- | 2 3 | x + 9 | /
5*atan(1/3) ----------- 3
=
5*atan(1/3) ----------- 3
5*atan(1/3)/3
Estos ejemplos se pueden aplicar para introducción de los límites de integración inferior y superior.