1 / | | 8 | atan (3)*x | ---------- dx | 2 | 1 + 9*x | / 0
Integral((atan(3)^8*x)/(1 + 9*x^2), (x, 0, 1))
/ | | 8 | atan (3)*x | ---------- dx | 2 | 1 + 9*x | /
/0\ 8 8 |-| atan (3)*x atan (3) 9*2*x \1/ ---------- = --------*-------------- + ----------- 2 18 2 2 1 + 9*x 9*x + 0*x + 1 (-3*x) + 1
/ | | 8 | atan (3)*x | ---------- dx = | 2 | 1 + 9*x | /
/ | 8 | 9*2*x atan (3)* | -------------- dx | 2 | 9*x + 0*x + 1 | / ----------------------------- 18
/ | 8 | 9*2*x atan (3)* | -------------- dx | 2 | 9*x + 0*x + 1 | / ----------------------------- 18
2 u = 9*x
/ | 8 | 1 atan (3)* | ----- du | 1 + u | 8 / atan (3)*log(1 + u) -------------------- = ------------------- 18 18
/ | 8 | 9*2*x atan (3)* | -------------- dx | 2 | 9*x + 0*x + 1 | 8 / 2\ / atan (3)*log\1 + 9*x / ----------------------------- = ---------------------- 18 18
0
v = -3*x
True
True
8 / 2\ atan (3)*log\1 + 9*x / C + ---------------------- 18
/ | | 8 8 / 2\ | atan (3)*x atan (3)*log\1 + 9*x / | ---------- dx = C + ---------------------- | 2 18 | 1 + 9*x | /
8 atan (3)*log(10) ---------------- 18
=
8 atan (3)*log(10) ---------------- 18
atan(3)^8*log(10)/18
Estos ejemplos se pueden aplicar para introducción de los límites de integración inferior y superior.