1 / | | 2*x - 3 | ------------- dx | 2 | x - 6*x + 25 | / 0
Integral((2*x - 3)/(x^2 - 6*x + 25), (x, 0, 1))
/ | | 2*x - 3 | ------------- dx | 2 | x - 6*x + 25 | /
/3 \ |--| 2*x - 3 2*x - 6 \16/ ------------- = ------------- + -------------- 2 2 2 x - 6*x + 25 x - 6*x + 25 / x 3\ |- - + -| + 1 \ 4 4/
/ | | 2*x - 3 | ------------- dx | 2 = | x - 6*x + 25 | /
/ | | 1 3* | -------------- dx | 2 | / x 3\ | |- - + -| + 1 | \ 4 4/ / | | / | 2*x - 6 ---------------------- + | ------------- dx 16 | 2 | x - 6*x + 25 | /
/ | | 2*x - 6 | ------------- dx | 2 | x - 6*x + 25 | /
2 u = x - 6*x
/ | | 1 | ------ du = log(25 + u) | 25 + u | /
/ | | 2*x - 6 / 2 \ | ------------- dx = log\25 + x - 6*x/ | 2 | x - 6*x + 25 | /
/ | | 1 3* | -------------- dx | 2 | / x 3\ | |- - + -| + 1 | \ 4 4/ | / ---------------------- 16
3 x v = - - - 4 4
/ | | 1 3* | ------ dv | 2 | 1 + v | / 3*atan(v) -------------- = --------- 16 16
/ | | 1 3* | -------------- dx | 2 | / x 3\ | |- - + -| + 1 | \ 4 4/ / 3 x\ | 3*atan|- - + -| / \ 4 4/ ---------------------- = --------------- 16 4
/ 3 x\ 3*atan|- - + -| \ 4 4/ / 2 \ C + --------------- + log\25 + x - 6*x/ 4
/ / 3 x\ | 3*atan|- - + -| | 2*x - 3 \ 4 4/ / 2 \ | ------------- dx = C + --------------- + log\25 + x - 6*x/ | 2 4 | x - 6*x + 25 | /
3*atan(1/2) 3*atan(3/4) -log(25) - ----------- + ----------- + log(20) 4 4
=
3*atan(1/2) 3*atan(3/4) -log(25) - ----------- + ----------- + log(20) 4 4
-log(25) - 3*atan(1/2)/4 + 3*atan(3/4)/4 + log(20)
Estos ejemplos se pueden aplicar para introducción de los límites de integración inferior y superior.