Integral de 1/(3x^2-9) dx
Solución
Solución detallada
PieceweseRule(subfunctions=[(ArctanRule(a=1, b=3, c=-9, context=1/(3*x**2 - 9), symbol=x), False), (ArccothRule(a=1, b=3, c=-9, context=1/(3*x**2 - 9), symbol=x), x**2 > 3), (ArctanhRule(a=1, b=3, c=-9, context=1/(3*x**2 - 9), symbol=x), x**2 < 3)], context=1/(3*x**2 - 9), symbol=x)
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Añadimos la constante de integración:
⎩⎨⎧−93acoth(33x)−93atanh(33x)forx2>3forx2<3+constant
Respuesta:
⎩⎨⎧−93acoth(33x)−93atanh(33x)forx2>3forx2<3+constant
Respuesta (Indefinida)
[src]
// / ___\ \
|| ___ |x*\/ 3 | |
||-\/ 3 *acoth|-------| |
/ || \ 3 / 2 |
| ||---------------------- for x > 3|
| 1 || 9 |
| -------- dx = C + |< |
| 2 || / ___\ |
| 3*x - 9 || ___ |x*\/ 3 | |
| ||-\/ 3 *atanh|-------| |
/ || \ 3 / 2 |
||---------------------- for x < 3|
\\ 9 /
∫3x2−91dx=C+⎩⎨⎧−93acoth(33x)−93atanh(33x)forx2>3forx2<3
Gráfica
___ / / ___\\ ___ / ___\ ___ / / ___\\ ___ / ___\
\/ 3 *\pi*I + log\\/ 3 // \/ 3 *log\1 + \/ 3 / \/ 3 *\pi*I + log\-1 + \/ 3 // \/ 3 *log\\/ 3 /
- ------------------------- - -------------------- + ------------------------------ + ----------------
18 18 18 18
−183log(1+3)+183log(3)−183(log(3)+iπ)+183(log(−1+3)+iπ)
=
___ / / ___\\ ___ / ___\ ___ / / ___\\ ___ / ___\
\/ 3 *\pi*I + log\\/ 3 // \/ 3 *log\1 + \/ 3 / \/ 3 *\pi*I + log\-1 + \/ 3 // \/ 3 *log\\/ 3 /
- ------------------------- - -------------------- + ------------------------------ + ----------------
18 18 18 18
−183log(1+3)+183log(3)−183(log(3)+iπ)+183(log(−1+3)+iπ)
-sqrt(3)*(pi*i + log(sqrt(3)))/18 - sqrt(3)*log(1 + sqrt(3))/18 + sqrt(3)*(pi*i + log(-1 + sqrt(3)))/18 + sqrt(3)*log(sqrt(3))/18
Estos ejemplos se pueden aplicar para introducción de los límites de integración inferior y superior.