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