1 / | | x | -------- dx | 2 | 9 - 4*x | / 0
Integral(x/(9 - 4*x^2), (x, 0, 1))
/ | | x | -------- dx | 2 | 9 - 4*x | /
-4*2*x - ---------------- 2 x - 4*x + 0*x + 9 -------- = ------------------- 2 8 9 - 4*x
/ | | x | -------- dx | 2 = | 9 - 4*x | /
/ | | -4*2*x - | ---------------- dx | 2 | - 4*x + 0*x + 9 | / ------------------------ 8
/ | | -4*2*x - | ---------------- dx | 2 | - 4*x + 0*x + 9 | / ------------------------ 8
2 u = -4*x
/ | | 1 - | ----- du | 9 + u | / -log(9 + u) ------------- = ------------ 8 8
/ | | -4*2*x - | ---------------- dx | 2 | - 4*x + 0*x + 9 | / 2\ / -log\-9 + 4*x / ------------------------ = ---------------- 8 8
/ 2\ log\-9 + 4*x / C - -------------- 8
/ | / 2\ | x log\9 - 4*x / | -------- dx = C - ------------- | 2 8 | 9 - 4*x | /
log(5) log(9) - ------ + ------ 8 8
=
log(5) log(9) - ------ + ------ 8 8
-log(5)/8 + log(9)/8
Estos ejemplos se pueden aplicar para introducción de los límites de integración inferior y superior.