1 / | | x | -------- dx | 2 | 4 - 9*x | / 0
Integral(x/(4 - 9*x^2), (x, 0, 1))
/ | | x | -------- dx | 2 | 4 - 9*x | /
-9*2*x - ---------------- 2 x - 9*x + 0*x + 4 -------- = ------------------- 2 18 4 - 9*x
/ | | x | -------- dx | 2 = | 4 - 9*x | /
/ | | -9*2*x - | ---------------- dx | 2 | - 9*x + 0*x + 4 | / ------------------------ 18
/ | | -9*2*x - | ---------------- dx | 2 | - 9*x + 0*x + 4 | / ------------------------ 18
2 u = -9*x
/ | | 1 - | ----- du | 4 + u | / -log(4 + u) ------------- = ------------ 18 18
/ | | -9*2*x - | ---------------- dx | 2 | - 9*x + 0*x + 4 | / 2\ / -log\-4 + 9*x / ------------------------ = ---------------- 18 18
/ 2\ log\-4 + 9*x / C - -------------- 18
/ | / 2\ | x log\4 - 9*x / | -------- dx = C - ------------- | 2 18 | 4 - 9*x | /
Estos ejemplos se pueden aplicar para introducción de los límites de integración inferior y superior.