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