1 / | | 5*x - 7 | ------- dx | 2 | 16 + x | / 0
Integral((5*x - 7)/(16 + x^2), (x, 0, 1))
/ | | 5*x - 7 | ------- dx | 2 | 16 + x | /
2*x 5*------------- /-7 \ 2 |---| 5*x - 7 x + 0*x + 16 \ 16/ ------- = --------------- + ---------- 2 2 2 16 + x /-x \ |---| + 1 \ 4 /
/ | | 5*x - 7 | ------- dx | 2 = | 16 + x | /
/ | | 1 / 7* | ---------- dx | | 2 | 2*x | /-x \ 5* | ------------- dx | |---| + 1 | 2 | \ 4 / | x + 0*x + 16 | | / / - ------------------ + --------------------- 16 2
/ | | 2*x 5* | ------------- dx | 2 | x + 0*x + 16 | / --------------------- 2
2 u = x
/ | | 1 5* | ------ du | 16 + u | / 5*log(16 + u) -------------- = ------------- 2 2
/ | | 2*x 5* | ------------- dx | 2 | x + 0*x + 16 | / 2\ / 5*log\16 + x / --------------------- = -------------- 2 2
/ | | 1 -7* | ---------- dx | 2 | /-x \ | |---| + 1 | \ 4 / | / ------------------- 16
-x v = --- 4
/ | | 1 -7* | ------ dv | 2 | 1 + v | / -7*atan(v) --------------- = ---------- 16 16
/ | | 1 -7* | ---------- dx | 2 | /-x \ | |---| + 1 | \ 4 / /x\ | -7*atan|-| / \4/ ------------------- = ---------- 16 4
/x\ 7*atan|-| / 2\ \4/ 5*log\16 + x / C - --------- + -------------- 4 2
/ /x\ | 7*atan|-| / 2\ | 5*x - 7 \4/ 5*log\16 + x / | ------- dx = C - --------- + -------------- | 2 4 2 | 16 + x | /
7*atan(1/4) 5*log(16) 5*log(17) - ----------- - --------- + --------- 4 2 2
=
7*atan(1/4) 5*log(16) 5*log(17) - ----------- - --------- + --------- 4 2 2
-7*atan(1/4)/4 - 5*log(16)/2 + 5*log(17)/2
Estos ejemplos se pueden aplicar para introducción de los límites de integración inferior y superior.