1 / | | 3 - 2*x | -------------- dx | 2 | x - 10*x + 34 | / 0
Integral((3 - 2*x)/(x^2 - 10*x + 34), (x, 0, 1))
/ | | 3 - 2*x | -------------- dx | 2 | x - 10*x + 34 | /
/-7 \ |---| 3 - 2*x 2*x - 10 \ 9 / -------------- = - -------------- + -------------- 2 2 2 x - 10*x + 34 x - 10*x + 34 / x 5\ |- - + -| + 1 \ 3 3/
/ | | 3 - 2*x | -------------- dx | 2 = | x - 10*x + 34 | /
/ | | 1 7* | -------------- dx | 2 | / x 5\ | |- - + -| + 1 / | \ 3 3/ | | | 2*x - 10 / - | -------------- dx - ---------------------- | 2 9 | x - 10*x + 34 | /
/ | | 2*x - 10 - | -------------- dx | 2 | x - 10*x + 34 | /
2 u = x - 10*x
/ | | 1 - | ------ du = -log(34 + u) | 34 + u | /
/ | | 2*x - 10 / 2 \ - | -------------- dx = -log\34 + x - 10*x/ | 2 | x - 10*x + 34 | /
/ | | 1 -7* | -------------- dx | 2 | / x 5\ | |- - + -| + 1 | \ 3 3/ | / ----------------------- 9
5 x v = - - - 3 3
/ | | 1 -7* | ------ dv | 2 | 1 + v | / -7*atan(v) --------------- = ---------- 9 9
/ | | 1 -7* | -------------- dx | 2 | / x 5\ | |- - + -| + 1 | \ 3 3/ / 5 x\ | -7*atan|- - + -| / \ 3 3/ ----------------------- = ---------------- 9 3
/ 5 x\ 7*atan|- - + -| / 2 \ \ 3 3/ C - log\34 + x - 10*x/ - --------------- 3
/ / 5 x\ | 7*atan|- - + -| | 3 - 2*x / 2 \ \ 3 3/ | -------------- dx = C - log\34 + x - 10*x/ - --------------- | 2 3 | x - 10*x + 34 | /
7*atan(5/3) 7*atan(4/3) -log(25) - ----------- + ----------- + log(34) 3 3
=
7*atan(5/3) 7*atan(4/3) -log(25) - ----------- + ----------- + log(34) 3 3
-log(25) - 7*atan(5/3)/3 + 7*atan(4/3)/3 + log(34)
Estos ejemplos se pueden aplicar para introducción de los límites de integración inferior y superior.