1 / | | 7*x + 3 | ------------ dx | 2 | x - 4*x + 5 | / 0
Integral((7*x + 3)/(x^2 - 4*x + 5), (x, 0, 1))
/ | | 7*x + 3 | ------------ dx | 2 | x - 4*x + 5 | /
2*x - 4 7*------------ /17\ 2 |--| 7*x + 3 x - 4*x + 5 \1 / ------------ = -------------- + ------------- 2 2 2 x - 4*x + 5 (-x + 2) + 1
/ | | 7*x + 3 | ------------ dx | 2 = | x - 4*x + 5 | /
/ | | 2*x - 4 7* | ------------ dx | 2 / | x - 4*x + 5 | | | 1 / 17* | ------------- dx + -------------------- | 2 2 | (-x + 2) + 1 | /
/ | | 2*x - 4 7* | ------------ dx | 2 | x - 4*x + 5 | / -------------------- 2
2 u = x - 4*x
/ | | 1 7* | ----- du | 5 + u | / 7*log(5 + u) ------------- = ------------ 2 2
/ | | 2*x - 4 7* | ------------ dx | 2 | x - 4*x + 5 | / 2 \ / 7*log\5 + x - 4*x/ -------------------- = ------------------- 2 2
/ | | 1 17* | ------------- dx | 2 | (-x + 2) + 1 | /
v = 2 - x
/ | | 1 17* | ------ dv = 17*atan(v) | 2 | 1 + v | /
/ | | 1 17* | ------------- dx = 17*atan(-2 + x) | 2 | (-x + 2) + 1 | /
/ 2 \ 7*log\5 + x - 4*x/ C + 17*atan(-2 + x) + ------------------- 2
/ | / 2 \ | 7*x + 3 7*log\5 + x - 4*x/ | ------------ dx = C + 17*atan(-2 + x) + ------------------- | 2 2 | x - 4*x + 5 | /
17*pi 7*log(5) 7*log(2) 17*atan(2) - ----- - -------- + -------- 4 2 2
=
17*pi 7*log(5) 7*log(2) 17*atan(2) - ----- - -------- + -------- 4 2 2
17*atan(2) - 17*pi/4 - 7*log(5)/2 + 7*log(2)/2
Estos ejemplos se pueden aplicar para introducción de los límites de integración inferior y superior.