Integral de ln^8(5x+10)/(x+2) dx
Solución
Solución detallada
Hay varias maneras de calcular esta integral.
Método #1
que u = log ( 5 x + 10 ) u = \log{\left(5 x + 10 \right)} u = log ( 5 x + 10 ) .
Luego que d u = 5 d x 5 x + 10 du = \frac{5 dx}{5 x + 10} d u = 5 x + 10 5 d x y ponemos d u du d u :
∫ u 8 d u \int u^{8}\, du ∫ u 8 d u
Integral u n u^{n} u n es u n + 1 n + 1 \frac{u^{n + 1}}{n + 1} n + 1 u n + 1 when n ≠ − 1 n \neq -1 n = − 1 :
∫ u 8 d u = u 9 9 \int u^{8}\, du = \frac{u^{9}}{9} ∫ u 8 d u = 9 u 9
Si ahora sustituir u u u más en:
log ( 5 x + 10 ) 9 9 \frac{\log{\left(5 x + 10 \right)}^{9}}{9} 9 l o g ( 5 x + 10 ) 9
Método #2
Vuelva a escribir el integrando:
log ( 5 x + 10 ) 8 x + 2 = log ( x + 2 ) 8 + 8 log ( 5 ) log ( x + 2 ) 7 + 28 log ( 5 ) 2 log ( x + 2 ) 6 + 56 log ( 5 ) 3 log ( x + 2 ) 5 + 70 log ( 5 ) 4 log ( x + 2 ) 4 + 56 log ( 5 ) 5 log ( x + 2 ) 3 + 28 log ( 5 ) 6 log ( x + 2 ) 2 + 8 log ( 5 ) 7 log ( x + 2 ) + log ( 5 ) 8 x + 2 \frac{\log{\left(5 x + 10 \right)}^{8}}{x + 2} = \frac{\log{\left(x + 2 \right)}^{8} + 8 \log{\left(5 \right)} \log{\left(x + 2 \right)}^{7} + 28 \log{\left(5 \right)}^{2} \log{\left(x + 2 \right)}^{6} + 56 \log{\left(5 \right)}^{3} \log{\left(x + 2 \right)}^{5} + 70 \log{\left(5 \right)}^{4} \log{\left(x + 2 \right)}^{4} + 56 \log{\left(5 \right)}^{5} \log{\left(x + 2 \right)}^{3} + 28 \log{\left(5 \right)}^{6} \log{\left(x + 2 \right)}^{2} + 8 \log{\left(5 \right)}^{7} \log{\left(x + 2 \right)} + \log{\left(5 \right)}^{8}}{x + 2} x + 2 l o g ( 5 x + 10 ) 8 = x + 2 l o g ( x + 2 ) 8 + 8 l o g ( 5 ) l o g ( x + 2 ) 7 + 28 l o g ( 5 ) 2 l o g ( x + 2 ) 6 + 56 l o g ( 5 ) 3 l o g ( x + 2 ) 5 + 70 l o g ( 5 ) 4 l o g ( x + 2 ) 4 + 56 l o g ( 5 ) 5 l o g ( x + 2 ) 3 + 28 l o g ( 5 ) 6 l o g ( x + 2 ) 2 + 8 l o g ( 5 ) 7 l o g ( x + 2 ) + l o g ( 5 ) 8
que u = x + 2 u = x + 2 u = x + 2 .
Luego que d u = d x du = dx d u = d x y ponemos d u du d u :
∫ log ( u ) 8 + 8 log ( 5 ) log ( u ) 7 + 28 log ( 5 ) 2 log ( u ) 6 + 56 log ( 5 ) 3 log ( u ) 5 + 70 log ( 5 ) 4 log ( u ) 4 + 56 log ( 5 ) 5 log ( u ) 3 + 28 log ( 5 ) 6 log ( u ) 2 + 8 log ( 5 ) 7 log ( u ) + log ( 5 ) 8 u d u \int \frac{\log{\left(u \right)}^{8} + 8 \log{\left(5 \right)} \log{\left(u \right)}^{7} + 28 \log{\left(5 \right)}^{2} \log{\left(u \right)}^{6} + 56 \log{\left(5 \right)}^{3} \log{\left(u \right)}^{5} + 70 \log{\left(5 \right)}^{4} \log{\left(u \right)}^{4} + 56 \log{\left(5 \right)}^{5} \log{\left(u \right)}^{3} + 28 \log{\left(5 \right)}^{6} \log{\left(u \right)}^{2} + 8 \log{\left(5 \right)}^{7} \log{\left(u \right)} + \log{\left(5 \right)}^{8}}{u}\, du ∫ u l o g ( u ) 8 + 8 l o g ( 5 ) l o g ( u ) 7 + 28 l o g ( 5 ) 2 l o g ( u ) 6 + 56 l o g ( 5 ) 3 l o g ( u ) 5 + 70 l o g ( 5 ) 4 l o g ( u ) 4 + 56 l o g ( 5 ) 5 l o g ( u ) 3 + 28 l o g ( 5 ) 6 l o g ( u ) 2 + 8 l o g ( 5 ) 7 l o g ( u ) + l o g ( 5 ) 8 d u
que u = 1 u u = \frac{1}{u} u = u 1 .
Luego que d u = − d u u 2 du = - \frac{du}{u^{2}} d u = − u 2 d u y ponemos − d u - du − d u :
∫ ( − log ( 1 u ) 8 + 8 log ( 5 ) log ( 1 u ) 7 + 28 log ( 5 ) 2 log ( 1 u ) 6 + 56 log ( 5 ) 3 log ( 1 u ) 5 + 70 log ( 5 ) 4 log ( 1 u ) 4 + 56 log ( 5 ) 5 log ( 1 u ) 3 + 28 log ( 5 ) 6 log ( 1 u ) 2 + 8 log ( 5 ) 7 log ( 1 u ) + log ( 5 ) 8 u ) d u \int \left(- \frac{\log{\left(\frac{1}{u} \right)}^{8} + 8 \log{\left(5 \right)} \log{\left(\frac{1}{u} \right)}^{7} + 28 \log{\left(5 \right)}^{2} \log{\left(\frac{1}{u} \right)}^{6} + 56 \log{\left(5 \right)}^{3} \log{\left(\frac{1}{u} \right)}^{5} + 70 \log{\left(5 \right)}^{4} \log{\left(\frac{1}{u} \right)}^{4} + 56 \log{\left(5 \right)}^{5} \log{\left(\frac{1}{u} \right)}^{3} + 28 \log{\left(5 \right)}^{6} \log{\left(\frac{1}{u} \right)}^{2} + 8 \log{\left(5 \right)}^{7} \log{\left(\frac{1}{u} \right)} + \log{\left(5 \right)}^{8}}{u}\right)\, du ∫ ( − u l o g ( u 1 ) 8 + 8 l o g ( 5 ) l o g ( u 1 ) 7 + 28 l o g ( 5 ) 2 l o g ( u 1 ) 6 + 56 l o g ( 5 ) 3 l o g ( u 1 ) 5 + 70 l o g ( 5 ) 4 l o g ( u 1 ) 4 + 56 l o g ( 5 ) 5 l o g ( u 1 ) 3 + 28 l o g ( 5 ) 6 l o g ( u 1 ) 2 + 8 l o g ( 5 ) 7 l o g ( u 1 ) + l o g ( 5 ) 8 ) d u
La integral del producto de una función por una constante es la constante por la integral de esta función:
∫ log ( 1 u ) 8 + 8 log ( 5 ) log ( 1 u ) 7 + 28 log ( 5 ) 2 log ( 1 u ) 6 + 56 log ( 5 ) 3 log ( 1 u ) 5 + 70 log ( 5 ) 4 log ( 1 u ) 4 + 56 log ( 5 ) 5 log ( 1 u ) 3 + 28 log ( 5 ) 6 log ( 1 u ) 2 + 8 log ( 5 ) 7 log ( 1 u ) + log ( 5 ) 8 u d u = − ∫ log ( 1 u ) 8 + 8 log ( 5 ) log ( 1 u ) 7 + 28 log ( 5 ) 2 log ( 1 u ) 6 + 56 log ( 5 ) 3 log ( 1 u ) 5 + 70 log ( 5 ) 4 log ( 1 u ) 4 + 56 log ( 5 ) 5 log ( 1 u ) 3 + 28 log ( 5 ) 6 log ( 1 u ) 2 + 8 log ( 5 ) 7 log ( 1 u ) + log ( 5 ) 8 u d u \int \frac{\log{\left(\frac{1}{u} \right)}^{8} + 8 \log{\left(5 \right)} \log{\left(\frac{1}{u} \right)}^{7} + 28 \log{\left(5 \right)}^{2} \log{\left(\frac{1}{u} \right)}^{6} + 56 \log{\left(5 \right)}^{3} \log{\left(\frac{1}{u} \right)}^{5} + 70 \log{\left(5 \right)}^{4} \log{\left(\frac{1}{u} \right)}^{4} + 56 \log{\left(5 \right)}^{5} \log{\left(\frac{1}{u} \right)}^{3} + 28 \log{\left(5 \right)}^{6} \log{\left(\frac{1}{u} \right)}^{2} + 8 \log{\left(5 \right)}^{7} \log{\left(\frac{1}{u} \right)} + \log{\left(5 \right)}^{8}}{u}\, du = - \int \frac{\log{\left(\frac{1}{u} \right)}^{8} + 8 \log{\left(5 \right)} \log{\left(\frac{1}{u} \right)}^{7} + 28 \log{\left(5 \right)}^{2} \log{\left(\frac{1}{u} \right)}^{6} + 56 \log{\left(5 \right)}^{3} \log{\left(\frac{1}{u} \right)}^{5} + 70 \log{\left(5 \right)}^{4} \log{\left(\frac{1}{u} \right)}^{4} + 56 \log{\left(5 \right)}^{5} \log{\left(\frac{1}{u} \right)}^{3} + 28 \log{\left(5 \right)}^{6} \log{\left(\frac{1}{u} \right)}^{2} + 8 \log{\left(5 \right)}^{7} \log{\left(\frac{1}{u} \right)} + \log{\left(5 \right)}^{8}}{u}\, du ∫ u l o g ( u 1 ) 8 + 8 l o g ( 5 ) l o g ( u 1 ) 7 + 28 l o g ( 5 ) 2 l o g ( u 1 ) 6 + 56 l o g ( 5 ) 3 l o g ( u 1 ) 5 + 70 l o g ( 5 ) 4 l o g ( u 1 ) 4 + 56 l o g ( 5 ) 5 l o g ( u 1 ) 3 + 28 l o g ( 5 ) 6 l o g ( u 1 ) 2 + 8 l o g ( 5 ) 7 l o g ( u 1 ) + l o g ( 5 ) 8 d u = − ∫ u l o g ( u 1 ) 8 + 8 l o g ( 5 ) l o g ( u 1 ) 7 + 28 l o g ( 5 ) 2 l o g ( u 1 ) 6 + 56 l o g ( 5 ) 3 l o g ( u 1 ) 5 + 70 l o g ( 5 ) 4 l o g ( u 1 ) 4 + 56 l o g ( 5 ) 5 l o g ( u 1 ) 3 + 28 l o g ( 5 ) 6 l o g ( u 1 ) 2 + 8 l o g ( 5 ) 7 l o g ( u 1 ) + l o g ( 5 ) 8 d u
que u = log ( 1 u ) u = \log{\left(\frac{1}{u} \right)} u = log ( u 1 ) .
Luego que d u = − d u u du = - \frac{du}{u} d u = − u d u y ponemos d u du d u :
∫ ( − u 8 − 8 u 7 log ( 5 ) − 28 u 6 log ( 5 ) 2 − 56 u 5 log ( 5 ) 3 − 70 u 4 log ( 5 ) 4 − 56 u 3 log ( 5 ) 5 − 28 u 2 log ( 5 ) 6 − 8 u log ( 5 ) 7 − log ( 5 ) 8 ) d u \int \left(- u^{8} - 8 u^{7} \log{\left(5 \right)} - 28 u^{6} \log{\left(5 \right)}^{2} - 56 u^{5} \log{\left(5 \right)}^{3} - 70 u^{4} \log{\left(5 \right)}^{4} - 56 u^{3} \log{\left(5 \right)}^{5} - 28 u^{2} \log{\left(5 \right)}^{6} - 8 u \log{\left(5 \right)}^{7} - \log{\left(5 \right)}^{8}\right)\, du ∫ ( − u 8 − 8 u 7 log ( 5 ) − 28 u 6 log ( 5 ) 2 − 56 u 5 log ( 5 ) 3 − 70 u 4 log ( 5 ) 4 − 56 u 3 log ( 5 ) 5 − 28 u 2 log ( 5 ) 6 − 8 u log ( 5 ) 7 − log ( 5 ) 8 ) d u
Integramos término a término:
La integral del producto de una función por una constante es la constante por la integral de esta función:
∫ ( − u 8 ) d u = − ∫ u 8 d u \int \left(- u^{8}\right)\, du = - \int u^{8}\, du ∫ ( − u 8 ) d u = − ∫ u 8 d u
Integral u n u^{n} u n es u n + 1 n + 1 \frac{u^{n + 1}}{n + 1} n + 1 u n + 1 when n ≠ − 1 n \neq -1 n = − 1 :
∫ u 8 d u = u 9 9 \int u^{8}\, du = \frac{u^{9}}{9} ∫ u 8 d u = 9 u 9
Por lo tanto, el resultado es: − u 9 9 - \frac{u^{9}}{9} − 9 u 9
La integral del producto de una función por una constante es la constante por la integral de esta función:
∫ ( − 8 u 7 log ( 5 ) ) d u = − 8 log ( 5 ) ∫ u 7 d u \int \left(- 8 u^{7} \log{\left(5 \right)}\right)\, du = - 8 \log{\left(5 \right)} \int u^{7}\, du ∫ ( − 8 u 7 log ( 5 ) ) d u = − 8 log ( 5 ) ∫ u 7 d u
Integral u n u^{n} u n es u n + 1 n + 1 \frac{u^{n + 1}}{n + 1} n + 1 u n + 1 when n ≠ − 1 n \neq -1 n = − 1 :
∫ u 7 d u = u 8 8 \int u^{7}\, du = \frac{u^{8}}{8} ∫ u 7 d u = 8 u 8
Por lo tanto, el resultado es: − u 8 log ( 5 ) - u^{8} \log{\left(5 \right)} − u 8 log ( 5 )
La integral del producto de una función por una constante es la constante por la integral de esta función:
∫ ( − 28 u 6 log ( 5 ) 2 ) d u = − 28 log ( 5 ) 2 ∫ u 6 d u \int \left(- 28 u^{6} \log{\left(5 \right)}^{2}\right)\, du = - 28 \log{\left(5 \right)}^{2} \int u^{6}\, du ∫ ( − 28 u 6 log ( 5 ) 2 ) d u = − 28 log ( 5 ) 2 ∫ u 6 d u
Integral u n u^{n} u n es u n + 1 n + 1 \frac{u^{n + 1}}{n + 1} n + 1 u n + 1 when n ≠ − 1 n \neq -1 n = − 1 :
∫ u 6 d u = u 7 7 \int u^{6}\, du = \frac{u^{7}}{7} ∫ u 6 d u = 7 u 7
Por lo tanto, el resultado es: − 4 u 7 log ( 5 ) 2 - 4 u^{7} \log{\left(5 \right)}^{2} − 4 u 7 log ( 5 ) 2
La integral del producto de una función por una constante es la constante por la integral de esta función:
∫ ( − 56 u 5 log ( 5 ) 3 ) d u = − 56 log ( 5 ) 3 ∫ u 5 d u \int \left(- 56 u^{5} \log{\left(5 \right)}^{3}\right)\, du = - 56 \log{\left(5 \right)}^{3} \int u^{5}\, du ∫ ( − 56 u 5 log ( 5 ) 3 ) d u = − 56 log ( 5 ) 3 ∫ u 5 d u
Integral u n u^{n} u n es u n + 1 n + 1 \frac{u^{n + 1}}{n + 1} n + 1 u n + 1 when n ≠ − 1 n \neq -1 n = − 1 :
∫ u 5 d u = u 6 6 \int u^{5}\, du = \frac{u^{6}}{6} ∫ u 5 d u = 6 u 6
Por lo tanto, el resultado es: − 28 u 6 log ( 5 ) 3 3 - \frac{28 u^{6} \log{\left(5 \right)}^{3}}{3} − 3 28 u 6 l o g ( 5 ) 3
La integral del producto de una función por una constante es la constante por la integral de esta función:
∫ ( − 70 u 4 log ( 5 ) 4 ) d u = − 70 log ( 5 ) 4 ∫ u 4 d u \int \left(- 70 u^{4} \log{\left(5 \right)}^{4}\right)\, du = - 70 \log{\left(5 \right)}^{4} \int u^{4}\, du ∫ ( − 70 u 4 log ( 5 ) 4 ) d u = − 70 log ( 5 ) 4 ∫ u 4 d u
Integral u n u^{n} u n es u n + 1 n + 1 \frac{u^{n + 1}}{n + 1} n + 1 u n + 1 when n ≠ − 1 n \neq -1 n = − 1 :
∫ u 4 d u = u 5 5 \int u^{4}\, du = \frac{u^{5}}{5} ∫ u 4 d u = 5 u 5
Por lo tanto, el resultado es: − 14 u 5 log ( 5 ) 4 - 14 u^{5} \log{\left(5 \right)}^{4} − 14 u 5 log ( 5 ) 4
La integral del producto de una función por una constante es la constante por la integral de esta función:
∫ ( − 56 u 3 log ( 5 ) 5 ) d u = − 56 log ( 5 ) 5 ∫ u 3 d u \int \left(- 56 u^{3} \log{\left(5 \right)}^{5}\right)\, du = - 56 \log{\left(5 \right)}^{5} \int u^{3}\, du ∫ ( − 56 u 3 log ( 5 ) 5 ) d u = − 56 log ( 5 ) 5 ∫ u 3 d u
Integral u n u^{n} u n es u n + 1 n + 1 \frac{u^{n + 1}}{n + 1} n + 1 u n + 1 when n ≠ − 1 n \neq -1 n = − 1 :
∫ u 3 d u = u 4 4 \int u^{3}\, du = \frac{u^{4}}{4} ∫ u 3 d u = 4 u 4
Por lo tanto, el resultado es: − 14 u 4 log ( 5 ) 5 - 14 u^{4} \log{\left(5 \right)}^{5} − 14 u 4 log ( 5 ) 5
La integral del producto de una función por una constante es la constante por la integral de esta función:
∫ ( − 28 u 2 log ( 5 ) 6 ) d u = − 28 log ( 5 ) 6 ∫ u 2 d u \int \left(- 28 u^{2} \log{\left(5 \right)}^{6}\right)\, du = - 28 \log{\left(5 \right)}^{6} \int u^{2}\, du ∫ ( − 28 u 2 log ( 5 ) 6 ) d u = − 28 log ( 5 ) 6 ∫ u 2 d u
Integral u n u^{n} u n es u n + 1 n + 1 \frac{u^{n + 1}}{n + 1} n + 1 u n + 1 when n ≠ − 1 n \neq -1 n = − 1 :
∫ u 2 d u = u 3 3 \int u^{2}\, du = \frac{u^{3}}{3} ∫ u 2 d u = 3 u 3
Por lo tanto, el resultado es: − 28 u 3 log ( 5 ) 6 3 - \frac{28 u^{3} \log{\left(5 \right)}^{6}}{3} − 3 28 u 3 l o g ( 5 ) 6
La integral del producto de una función por una constante es la constante por la integral de esta función:
∫ ( − 8 u log ( 5 ) 7 ) d u = − 8 log ( 5 ) 7 ∫ u d u \int \left(- 8 u \log{\left(5 \right)}^{7}\right)\, du = - 8 \log{\left(5 \right)}^{7} \int u\, du ∫ ( − 8 u log ( 5 ) 7 ) d u = − 8 log ( 5 ) 7 ∫ u d u
Integral u n u^{n} u n es u n + 1 n + 1 \frac{u^{n + 1}}{n + 1} n + 1 u n + 1 when n ≠ − 1 n \neq -1 n = − 1 :
∫ u d u = u 2 2 \int u\, du = \frac{u^{2}}{2} ∫ u d u = 2 u 2
Por lo tanto, el resultado es: − 4 u 2 log ( 5 ) 7 - 4 u^{2} \log{\left(5 \right)}^{7} − 4 u 2 log ( 5 ) 7
La integral de las constantes tienen esta constante multiplicada por la variable de integración:
∫ ( − log ( 5 ) 8 ) d u = − u log ( 5 ) 8 \int \left(- \log{\left(5 \right)}^{8}\right)\, du = - u \log{\left(5 \right)}^{8} ∫ ( − log ( 5 ) 8 ) d u = − u log ( 5 ) 8
El resultado es: − u 9 9 − u 8 log ( 5 ) − 4 u 7 log ( 5 ) 2 − 28 u 6 log ( 5 ) 3 3 − 14 u 5 log ( 5 ) 4 − 14 u 4 log ( 5 ) 5 − 28 u 3 log ( 5 ) 6 3 − 4 u 2 log ( 5 ) 7 − u log ( 5 ) 8 - \frac{u^{9}}{9} - u^{8} \log{\left(5 \right)} - 4 u^{7} \log{\left(5 \right)}^{2} - \frac{28 u^{6} \log{\left(5 \right)}^{3}}{3} - 14 u^{5} \log{\left(5 \right)}^{4} - 14 u^{4} \log{\left(5 \right)}^{5} - \frac{28 u^{3} \log{\left(5 \right)}^{6}}{3} - 4 u^{2} \log{\left(5 \right)}^{7} - u \log{\left(5 \right)}^{8} − 9 u 9 − u 8 log ( 5 ) − 4 u 7 log ( 5 ) 2 − 3 28 u 6 l o g ( 5 ) 3 − 14 u 5 log ( 5 ) 4 − 14 u 4 log ( 5 ) 5 − 3 28 u 3 l o g ( 5 ) 6 − 4 u 2 log ( 5 ) 7 − u log ( 5 ) 8
Si ahora sustituir u u u más en:
− log ( 1 u ) 9 9 − log ( 5 ) log ( 1 u ) 8 − 4 log ( 5 ) 2 log ( 1 u ) 7 − 28 log ( 5 ) 3 log ( 1 u ) 6 3 − 14 log ( 5 ) 4 log ( 1 u ) 5 − 14 log ( 5 ) 5 log ( 1 u ) 4 − 28 log ( 5 ) 6 log ( 1 u ) 3 3 − 4 log ( 5 ) 7 log ( 1 u ) 2 − log ( 5 ) 8 log ( 1 u ) - \frac{\log{\left(\frac{1}{u} \right)}^{9}}{9} - \log{\left(5 \right)} \log{\left(\frac{1}{u} \right)}^{8} - 4 \log{\left(5 \right)}^{2} \log{\left(\frac{1}{u} \right)}^{7} - \frac{28 \log{\left(5 \right)}^{3} \log{\left(\frac{1}{u} \right)}^{6}}{3} - 14 \log{\left(5 \right)}^{4} \log{\left(\frac{1}{u} \right)}^{5} - 14 \log{\left(5 \right)}^{5} \log{\left(\frac{1}{u} \right)}^{4} - \frac{28 \log{\left(5 \right)}^{6} \log{\left(\frac{1}{u} \right)}^{3}}{3} - 4 \log{\left(5 \right)}^{7} \log{\left(\frac{1}{u} \right)}^{2} - \log{\left(5 \right)}^{8} \log{\left(\frac{1}{u} \right)} − 9 l o g ( u 1 ) 9 − log ( 5 ) log ( u 1 ) 8 − 4 log ( 5 ) 2 log ( u 1 ) 7 − 3 28 l o g ( 5 ) 3 l o g ( u 1 ) 6 − 14 log ( 5 ) 4 log ( u 1 ) 5 − 14 log ( 5 ) 5 log ( u 1 ) 4 − 3 28 l o g ( 5 ) 6 l o g ( u 1 ) 3 − 4 log ( 5 ) 7 log ( u 1 ) 2 − log ( 5 ) 8 log ( u 1 )
Por lo tanto, el resultado es: log ( 1 u ) 9 9 + log ( 5 ) log ( 1 u ) 8 + 4 log ( 5 ) 2 log ( 1 u ) 7 + 28 log ( 5 ) 3 log ( 1 u ) 6 3 + 14 log ( 5 ) 4 log ( 1 u ) 5 + 14 log ( 5 ) 5 log ( 1 u ) 4 + 28 log ( 5 ) 6 log ( 1 u ) 3 3 + 4 log ( 5 ) 7 log ( 1 u ) 2 + log ( 5 ) 8 log ( 1 u ) \frac{\log{\left(\frac{1}{u} \right)}^{9}}{9} + \log{\left(5 \right)} \log{\left(\frac{1}{u} \right)}^{8} + 4 \log{\left(5 \right)}^{2} \log{\left(\frac{1}{u} \right)}^{7} + \frac{28 \log{\left(5 \right)}^{3} \log{\left(\frac{1}{u} \right)}^{6}}{3} + 14 \log{\left(5 \right)}^{4} \log{\left(\frac{1}{u} \right)}^{5} + 14 \log{\left(5 \right)}^{5} \log{\left(\frac{1}{u} \right)}^{4} + \frac{28 \log{\left(5 \right)}^{6} \log{\left(\frac{1}{u} \right)}^{3}}{3} + 4 \log{\left(5 \right)}^{7} \log{\left(\frac{1}{u} \right)}^{2} + \log{\left(5 \right)}^{8} \log{\left(\frac{1}{u} \right)} 9 l o g ( u 1 ) 9 + log ( 5 ) log ( u 1 ) 8 + 4 log ( 5 ) 2 log ( u 1 ) 7 + 3 28 l o g ( 5 ) 3 l o g ( u 1 ) 6 + 14 log ( 5 ) 4 log ( u 1 ) 5 + 14 log ( 5 ) 5 log ( u 1 ) 4 + 3 28 l o g ( 5 ) 6 l o g ( u 1 ) 3 + 4 log ( 5 ) 7 log ( u 1 ) 2 + log ( 5 ) 8 log ( u 1 )
Si ahora sustituir u u u más en:
log ( u ) 9 9 + log ( 5 ) log ( u ) 8 + 4 log ( 5 ) 2 log ( u ) 7 + 28 log ( 5 ) 3 log ( u ) 6 3 + 14 log ( 5 ) 4 log ( u ) 5 + 14 log ( 5 ) 5 log ( u ) 4 + 28 log ( 5 ) 6 log ( u ) 3 3 + 4 log ( 5 ) 7 log ( u ) 2 + log ( 5 ) 8 log ( u ) \frac{\log{\left(u \right)}^{9}}{9} + \log{\left(5 \right)} \log{\left(u \right)}^{8} + 4 \log{\left(5 \right)}^{2} \log{\left(u \right)}^{7} + \frac{28 \log{\left(5 \right)}^{3} \log{\left(u \right)}^{6}}{3} + 14 \log{\left(5 \right)}^{4} \log{\left(u \right)}^{5} + 14 \log{\left(5 \right)}^{5} \log{\left(u \right)}^{4} + \frac{28 \log{\left(5 \right)}^{6} \log{\left(u \right)}^{3}}{3} + 4 \log{\left(5 \right)}^{7} \log{\left(u \right)}^{2} + \log{\left(5 \right)}^{8} \log{\left(u \right)} 9 l o g ( u ) 9 + log ( 5 ) log ( u ) 8 + 4 log ( 5 ) 2 log ( u ) 7 + 3 28 l o g ( 5 ) 3 l o g ( u ) 6 + 14 log ( 5 ) 4 log ( u ) 5 + 14 log ( 5 ) 5 log ( u ) 4 + 3 28 l o g ( 5 ) 6 l o g ( u ) 3 + 4 log ( 5 ) 7 log ( u ) 2 + log ( 5 ) 8 log ( u )
Si ahora sustituir u u u más en:
log ( x + 2 ) 9 9 + log ( 5 ) log ( x + 2 ) 8 + 4 log ( 5 ) 2 log ( x + 2 ) 7 + 28 log ( 5 ) 3 log ( x + 2 ) 6 3 + 14 log ( 5 ) 4 log ( x + 2 ) 5 + 14 log ( 5 ) 5 log ( x + 2 ) 4 + 28 log ( 5 ) 6 log ( x + 2 ) 3 3 + 4 log ( 5 ) 7 log ( x + 2 ) 2 + log ( 5 ) 8 log ( x + 2 ) \frac{\log{\left(x + 2 \right)}^{9}}{9} + \log{\left(5 \right)} \log{\left(x + 2 \right)}^{8} + 4 \log{\left(5 \right)}^{2} \log{\left(x + 2 \right)}^{7} + \frac{28 \log{\left(5 \right)}^{3} \log{\left(x + 2 \right)}^{6}}{3} + 14 \log{\left(5 \right)}^{4} \log{\left(x + 2 \right)}^{5} + 14 \log{\left(5 \right)}^{5} \log{\left(x + 2 \right)}^{4} + \frac{28 \log{\left(5 \right)}^{6} \log{\left(x + 2 \right)}^{3}}{3} + 4 \log{\left(5 \right)}^{7} \log{\left(x + 2 \right)}^{2} + \log{\left(5 \right)}^{8} \log{\left(x + 2 \right)} 9 l o g ( x + 2 ) 9 + log ( 5 ) log ( x + 2 ) 8 + 4 log ( 5 ) 2 log ( x + 2 ) 7 + 3 28 l o g ( 5 ) 3 l o g ( x + 2 ) 6 + 14 log ( 5 ) 4 log ( x + 2 ) 5 + 14 log ( 5 ) 5 log ( x + 2 ) 4 + 3 28 l o g ( 5 ) 6 l o g ( x + 2 ) 3 + 4 log ( 5 ) 7 log ( x + 2 ) 2 + log ( 5 ) 8 log ( x + 2 )
Ahora simplificar:
log ( 5 x + 10 ) 9 9 \frac{\log{\left(5 x + 10 \right)}^{9}}{9} 9 l o g ( 5 x + 10 ) 9
Añadimos la constante de integración:
log ( 5 x + 10 ) 9 9 + c o n s t a n t \frac{\log{\left(5 x + 10 \right)}^{9}}{9}+ \mathrm{constant} 9 l o g ( 5 x + 10 ) 9 + constant
Respuesta:
log ( 5 x + 10 ) 9 9 + c o n s t a n t \frac{\log{\left(5 x + 10 \right)}^{9}}{9}+ \mathrm{constant} 9 l o g ( 5 x + 10 ) 9 + constant
Respuesta (Indefinida)
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| 8 9
| log (5*x + 10) log (5*x + 10)
| -------------- dx = C + --------------
| x + 2 9
|
/
∫ log ( 5 x + 10 ) 8 x + 2 d x = C + log ( 5 x + 10 ) 9 9 \int \frac{\log{\left(5 x + 10 \right)}^{8}}{x + 2}\, dx = C + \frac{\log{\left(5 x + 10 \right)}^{9}}{9} ∫ x + 2 log ( 5 x + 10 ) 8 d x = C + 9 log ( 5 x + 10 ) 9
Gráfica
0.00 1.00 0.10 0.20 0.30 0.40 0.50 0.60 0.70 0.80 0.90 0 1000
9 9
log (10) log (15)
- -------- + --------
9 9
− log ( 10 ) 9 9 + log ( 15 ) 9 9 - \frac{\log{\left(10 \right)}^{9}}{9} + \frac{\log{\left(15 \right)}^{9}}{9} − 9 log ( 10 ) 9 + 9 log ( 15 ) 9
=
9 9
log (10) log (15)
- -------- + --------
9 9
− log ( 10 ) 9 9 + log ( 15 ) 9 9 - \frac{\log{\left(10 \right)}^{9}}{9} + \frac{\log{\left(15 \right)}^{9}}{9} − 9 log ( 10 ) 9 + 9 log ( 15 ) 9
-log(10)^9/9 + log(15)^9/9
Estos ejemplos se pueden aplicar para introducción de los límites de integración inferior y superior.