Integral de xe^(-bx) dx
Solución
Respuesta (Indefinida)
[src]
// -b*x \
||(-1 - b*x)*e 2 |
/ ||---------------- for b != 0|
| || 2 |
| -b*x || b |
| x*E dx = C + |< |
| || 2 |
/ || x |
|| -- otherwise |
|| 2 |
\\ /
∫e−bxxdx=C+{b2(−bx−1)e−bx2x2forb2=0otherwise
/ -b
|1 (-1 - b)*e
|-- + ------------ for And(b > -oo, b < oo, b != 0)
< 2 2
|b b
|
\ 1/2 otherwise
{b2(−b−1)e−b+b2121forb>−∞∧b<∞∧b=0otherwise
=
/ -b
|1 (-1 - b)*e
|-- + ------------ for And(b > -oo, b < oo, b != 0)
< 2 2
|b b
|
\ 1/2 otherwise
{b2(−b−1)e−b+b2121forb>−∞∧b<∞∧b=0otherwise
Piecewise((b^(-2) + (-1 - b)*exp(-b)/b^2, (b > -oo)∧(b < oo)∧(Ne(b, 0))), (1/2, True))
Estos ejemplos se pueden aplicar para introducción de los límites de integración inferior y superior.