1 / | | 6 | ------ dx | 2 | 9 + x | / 0
Integral(6/(9 + x^2), (x, 0, 1))
/ | | 6 | ------ dx | 2 | 9 + x | /
/6\ |-| 6 \9/ ------ = ---------- 2 2 9 + x /-x \ |---| + 1 \ 3 /
/ | | 6 | ------ dx | 2 = | 9 + x | /
/ | | 1 2* | ---------- dx | 2 | /-x \ | |---| + 1 | \ 3 / | / ------------------ 3
/ | | 1 2* | ---------- dx | 2 | /-x \ | |---| + 1 | \ 3 / | / ------------------ 3
-x v = --- 3
/ | | 1 2* | ------ dv | 2 | 1 + v | / 2*atan(v) -------------- = --------- 3 3
/ | | 1 2* | ---------- dx | 2 | /-x \ | |---| + 1 | \ 3 / | / /x\ ------------------ = 2*atan|-| 3 \3/
/x\ C + 2*atan|-| \3/
/ | | 6 /x\ | ------ dx = C + 2*atan|-| | 2 \3/ | 9 + x | /
2*atan(1/3)
=
2*atan(1/3)
2*atan(1/3)
Estos ejemplos se pueden aplicar para introducción de los límites de integración inferior y superior.