1 / | | 8*x - 3 | ------------- dx | 2 | x + 6*x + 10 | / 0
Integral((8*x - 3)/(x^2 + 6*x + 10), (x, 0, 1))
/ | | 8*x - 3 | ------------- dx | 2 | x + 6*x + 10 | /
/-27 \ |----| 8*x - 3 2*x + 6 \ 1 / ------------- = 4*------------- + ------------- 2 2 2 x + 6*x + 10 x + 6*x + 10 (-x - 3) + 1
/ | | 8*x - 3 | ------------- dx | 2 = | x + 6*x + 10 | /
/ / | | | 1 | 2*x + 6 - 27* | ------------- dx + 4* | ------------- dx | 2 | 2 | (-x - 3) + 1 | x + 6*x + 10 | | / /
/ | | 2*x + 6 4* | ------------- dx | 2 | x + 6*x + 10 | /
2 u = x + 6*x
/ | | 1 4* | ------ du = 4*log(10 + u) | 10 + u | /
/ | | 2*x + 6 / 2 \ 4* | ------------- dx = 4*log\10 + x + 6*x/ | 2 | x + 6*x + 10 | /
/ | | 1 -27* | ------------- dx | 2 | (-x - 3) + 1 | /
v = -3 - x
/ | | 1 -27* | ------ dv = -27*atan(v) | 2 | 1 + v | /
/ | | 1 -27* | ------------- dx = -27*atan(3 + x) | 2 | (-x - 3) + 1 | /
/ 2 \ C - 27*atan(3 + x) + 4*log\10 + x + 6*x/
/ | | 8*x - 3 / 2 \ | ------------- dx = C - 27*atan(3 + x) + 4*log\10 + x + 6*x/ | 2 | x + 6*x + 10 | /
-27*atan(4) - 4*log(10) + 4*log(17) + 27*atan(3)
=
-27*atan(4) - 4*log(10) + 4*log(17) + 27*atan(3)
-27*atan(4) - 4*log(10) + 4*log(17) + 27*atan(3)
Estos ejemplos se pueden aplicar para introducción de los límites de integración inferior y superior.