1 / | | 36 | -------------*(x + 2) dx | 2 | x - 2*x + 10 | / 0
Integral((36/(x^2 - 2*x + 10))*(x + 2), (x, 0, 1))
/ | | 36 | -------------*(x + 2) dx | 2 | x - 2*x + 10 | /
/108\ |---| 36 2*x - 2 \ 9 / -------------*(x + 2) = 18*------------- + -------------- 2 2 2 x - 2*x + 10 x - 2*x + 10 / x 1\ |- - + -| + 1 \ 3 3/
/ | | 36 | -------------*(x + 2) dx | 2 = | x - 2*x + 10 | /
/ / | | | 1 | 2*x - 2 12* | -------------- dx + 18* | ------------- dx | 2 | 2 | / x 1\ | x - 2*x + 10 | |- - + -| + 1 | | \ 3 3/ / | /
/ | | 2*x - 2 18* | ------------- dx | 2 | x - 2*x + 10 | /
2 u = x - 2*x
/ | | 1 18* | ------ du = 18*log(10 + u) | 10 + u | /
/ | | 2*x - 2 / 2 \ 18* | ------------- dx = 18*log\10 + x - 2*x/ | 2 | x - 2*x + 10 | /
/ | | 1 12* | -------------- dx | 2 | / x 1\ | |- - + -| + 1 | \ 3 3/ | /
1 x v = - - - 3 3
/ | | 1 12* | ------ dv = 12*atan(v) | 2 | 1 + v | /
/ | | 1 / 1 x\ 12* | -------------- dx = 36*atan|- - + -| | 2 \ 3 3/ | / x 1\ | |- - + -| + 1 | \ 3 3/ | /
/ 2 \ / 1 x\ C + 18*log\10 + x - 2*x/ + 36*atan|- - + -| \ 3 3/
/ | | 36 / 2 \ / 1 x\ | -------------*(x + 2) dx = C + 18*log\10 + x - 2*x/ + 36*atan|- - + -| | 2 \ 3 3/ | x - 2*x + 10 | /
-18*log(10) + 18*log(9) + 36*atan(1/3)
=
-18*log(10) + 18*log(9) + 36*atan(1/3)
-18*log(10) + 18*log(9) + 36*atan(1/3)
Estos ejemplos se pueden aplicar para introducción de los límites de integración inferior y superior.