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Integral de 1/(z^3-5z^2-7z-3) dz

Límites de integración:

interior superior
v

Gráfico:

interior superior

Definida a trozos:

Solución

Ha introducido [src]
  0                       
  /                       
 |                        
 |           1            
 |  ------------------- dz
 |   3      2             
 |  z  - 5*z  - 7*z - 3   
 |                        
/                         
3                         
$$\int\limits_{3}^{0} \frac{1}{\left(- 7 z + \left(z^{3} - 5 z^{2}\right)\right) - 3}\, dz$$
Integral(1/(z^3 - 5*z^2 - 7*z - 3), (z, 3, 0))
Respuesta (Indefinida) [src]
                                                                                                /                                                                               2                                                                 \
                                                                                                |                   /     ____________________                                 \                                                                  |
                                                                                                |                   |    /              _____                                  |                                                                  |
                                                                                                |                   |   /   1     323*\/ 777                   23              |                                                                  |
                                                                                                |             47656*|3 /   ---- + -----------  - ------------------------------|                                                                  |
                                                                                                |                   |\/    2072     4829832                ____________________|              ____________________                                |
                                                                                                |                   |                                     /              _____ |             /              _____                                 |
  /                             /     ____________________                                 \    |                   |                                    /   1     323*\/ 777  |            /   1     323*\/ 777                                  |
 |                              |    /              _____                                  |    |                   |                            1554*3 /   ---- + ----------- |    1554*3 /   ---- + -----------                                 |
 |          1                   |   /   1     323*\/ 777                   23              |    |  1949             \                                 \/    2072     4829832   /         \/    2072     4829832                    23             |
 | ------------------- dz = C + |3 /   ---- + -----------  - ------------------------------|*log|- ---- + z - ------------------------------------------------------------------- - ------------------------------ + -----------------------------|
 |  3      2                    |\/    2072     4829832                ____________________|    |  323                                        323                                                323                          ____________________|
 | z  - 5*z  - 7*z - 3          |                                     /              _____ |    |                                                                                                                            /              _____ |
 |                              |                                    /   1     323*\/ 777  |    |                                                                                                                           /   1     323*\/ 777  |
/                               |                            1554*3 /   ---- + ----------- |    |                                                                                                                    323*3 /   ---- + ----------- |
                                \                                 \/    2072     4829832   /    \                                                                                                                        \/    2072     4829832   /
$$\int \frac{1}{\left(- 7 z + \left(z^{3} - 5 z^{2}\right)\right) - 3}\, dz = C + \left(- \frac{23}{1554 \sqrt[3]{\frac{1}{2072} + \frac{323 \sqrt{777}}{4829832}}} + \sqrt[3]{\frac{1}{2072} + \frac{323 \sqrt{777}}{4829832}}\right) \log{\left(z - \frac{1949}{323} - \frac{1554 \sqrt[3]{\frac{1}{2072} + \frac{323 \sqrt{777}}{4829832}}}{323} - \frac{47656 \left(- \frac{23}{1554 \sqrt[3]{\frac{1}{2072} + \frac{323 \sqrt{777}}{4829832}}} + \sqrt[3]{\frac{1}{2072} + \frac{323 \sqrt{777}}{4829832}}\right)^{2}}{323} + \frac{23}{323 \sqrt[3]{\frac{1}{2072} + \frac{323 \sqrt{777}}{4829832}}} \right)}$$
Gráfica
Respuesta [src]
                                                             /          /                                                                                                                                          2\\                                                                /          /                                                                                                                                         2\\
                                                             |          |                                                                              /     ____________________                                 \ ||                                                                |          |                                                                             /     ____________________                                 \ ||
                                                             |          |                                                                              |    /              _____                                  | ||                                                                |          |                                                                             |    /              _____                                  | ||
                                                             |          |                                                                              |   /   1     323*\/ 777                   23              | ||                                                                |          |                                                                             |   /   1     323*\/ 777                   23              | ||
                                                             |          |                                                                        47656*|3 /   ---- + -----------  - ------------------------------| ||                                                                |          |                                                                       47656*|3 /   ---- + -----------  - ------------------------------| ||
                                                             |          |                                                 ____________________         |\/    2072     4829832                ____________________| ||                                                                |          |                                                ____________________         |\/    2072     4829832                ____________________| ||
                                                             |          |                                                /              _____          |                                     /              _____ | ||                                                                |          |                                               /              _____          |                                     /              _____ | ||
/     ____________________                                 \ |          |                                               /   1     323*\/ 777           |                                    /   1     323*\/ 777  | ||   /     ____________________                                 \ |          |                                              /   1     323*\/ 777           |                                    /   1     323*\/ 777  | ||
|    /              _____                                  | |          |                                       1554*3 /   ---- + -----------          |                            1554*3 /   ---- + ----------- | ||   |    /              _____                                  | |          |                                      1554*3 /   ---- + -----------          |                            1554*3 /   ---- + ----------- | ||
|   /   1     323*\/ 777                   23              | |          |1949                 23                     \/    2072     4829832            \                                 \/    2072     4829832   / ||   |   /   1     323*\/ 777                   23              | |          |980                 23                     \/    2072     4829832            \                                 \/    2072     4829832   / ||
|3 /   ---- + -----------  - ------------------------------|*|pi*I + log|---- - ----------------------------- + ------------------------------ + -------------------------------------------------------------------|| - |3 /   ---- + -----------  - ------------------------------|*|pi*I + log|--- - ----------------------------- + ------------------------------ + -------------------------------------------------------------------||
|\/    2072     4829832                ____________________| |          |323             ____________________                323                                                 323                                ||   |\/    2072     4829832                ____________________| |          |323            ____________________                323                                                 323                                ||
|                                     /              _____ | |          |               /              _____                                                                                                        ||   |                                     /              _____ | |          |              /              _____                                                                                                        ||
|                                    /   1     323*\/ 777  | |          |              /   1     323*\/ 777                                                                                                         ||   |                                    /   1     323*\/ 777  | |          |             /   1     323*\/ 777                                                                                                         ||
|                            1554*3 /   ---- + ----------- | |          |       323*3 /   ---- + -----------                                                                                                        ||   |                            1554*3 /   ---- + ----------- | |          |      323*3 /   ---- + -----------                                                                                                        ||
\                                 \/    2072     4829832   / \          \           \/    2072     4829832                                                                                                          //   \                                 \/    2072     4829832   / \          \          \/    2072     4829832                                                                                                          //
$$- \left(- \frac{23}{1554 \sqrt[3]{\frac{1}{2072} + \frac{323 \sqrt{777}}{4829832}}} + \sqrt[3]{\frac{1}{2072} + \frac{323 \sqrt{777}}{4829832}}\right) \left(\log{\left(- \frac{23}{323 \sqrt[3]{\frac{1}{2072} + \frac{323 \sqrt{777}}{4829832}}} + \frac{47656 \left(- \frac{23}{1554 \sqrt[3]{\frac{1}{2072} + \frac{323 \sqrt{777}}{4829832}}} + \sqrt[3]{\frac{1}{2072} + \frac{323 \sqrt{777}}{4829832}}\right)^{2}}{323} + \frac{1554 \sqrt[3]{\frac{1}{2072} + \frac{323 \sqrt{777}}{4829832}}}{323} + \frac{980}{323} \right)} + i \pi\right) + \left(- \frac{23}{1554 \sqrt[3]{\frac{1}{2072} + \frac{323 \sqrt{777}}{4829832}}} + \sqrt[3]{\frac{1}{2072} + \frac{323 \sqrt{777}}{4829832}}\right) \left(\log{\left(- \frac{23}{323 \sqrt[3]{\frac{1}{2072} + \frac{323 \sqrt{777}}{4829832}}} + \frac{47656 \left(- \frac{23}{1554 \sqrt[3]{\frac{1}{2072} + \frac{323 \sqrt{777}}{4829832}}} + \sqrt[3]{\frac{1}{2072} + \frac{323 \sqrt{777}}{4829832}}\right)^{2}}{323} + \frac{1554 \sqrt[3]{\frac{1}{2072} + \frac{323 \sqrt{777}}{4829832}}}{323} + \frac{1949}{323} \right)} + i \pi\right)$$
=
=
                                                             /          /                                                                                                                                          2\\                                                                /          /                                                                                                                                         2\\
                                                             |          |                                                                              /     ____________________                                 \ ||                                                                |          |                                                                             /     ____________________                                 \ ||
                                                             |          |                                                                              |    /              _____                                  | ||                                                                |          |                                                                             |    /              _____                                  | ||
                                                             |          |                                                                              |   /   1     323*\/ 777                   23              | ||                                                                |          |                                                                             |   /   1     323*\/ 777                   23              | ||
                                                             |          |                                                                        47656*|3 /   ---- + -----------  - ------------------------------| ||                                                                |          |                                                                       47656*|3 /   ---- + -----------  - ------------------------------| ||
                                                             |          |                                                 ____________________         |\/    2072     4829832                ____________________| ||                                                                |          |                                                ____________________         |\/    2072     4829832                ____________________| ||
                                                             |          |                                                /              _____          |                                     /              _____ | ||                                                                |          |                                               /              _____          |                                     /              _____ | ||
/     ____________________                                 \ |          |                                               /   1     323*\/ 777           |                                    /   1     323*\/ 777  | ||   /     ____________________                                 \ |          |                                              /   1     323*\/ 777           |                                    /   1     323*\/ 777  | ||
|    /              _____                                  | |          |                                       1554*3 /   ---- + -----------          |                            1554*3 /   ---- + ----------- | ||   |    /              _____                                  | |          |                                      1554*3 /   ---- + -----------          |                            1554*3 /   ---- + ----------- | ||
|   /   1     323*\/ 777                   23              | |          |1949                 23                     \/    2072     4829832            \                                 \/    2072     4829832   / ||   |   /   1     323*\/ 777                   23              | |          |980                 23                     \/    2072     4829832            \                                 \/    2072     4829832   / ||
|3 /   ---- + -----------  - ------------------------------|*|pi*I + log|---- - ----------------------------- + ------------------------------ + -------------------------------------------------------------------|| - |3 /   ---- + -----------  - ------------------------------|*|pi*I + log|--- - ----------------------------- + ------------------------------ + -------------------------------------------------------------------||
|\/    2072     4829832                ____________________| |          |323             ____________________                323                                                 323                                ||   |\/    2072     4829832                ____________________| |          |323            ____________________                323                                                 323                                ||
|                                     /              _____ | |          |               /              _____                                                                                                        ||   |                                     /              _____ | |          |              /              _____                                                                                                        ||
|                                    /   1     323*\/ 777  | |          |              /   1     323*\/ 777                                                                                                         ||   |                                    /   1     323*\/ 777  | |          |             /   1     323*\/ 777                                                                                                         ||
|                            1554*3 /   ---- + ----------- | |          |       323*3 /   ---- + -----------                                                                                                        ||   |                            1554*3 /   ---- + ----------- | |          |      323*3 /   ---- + -----------                                                                                                        ||
\                                 \/    2072     4829832   / \          \           \/    2072     4829832                                                                                                          //   \                                 \/    2072     4829832   / \          \          \/    2072     4829832                                                                                                          //
$$- \left(- \frac{23}{1554 \sqrt[3]{\frac{1}{2072} + \frac{323 \sqrt{777}}{4829832}}} + \sqrt[3]{\frac{1}{2072} + \frac{323 \sqrt{777}}{4829832}}\right) \left(\log{\left(- \frac{23}{323 \sqrt[3]{\frac{1}{2072} + \frac{323 \sqrt{777}}{4829832}}} + \frac{47656 \left(- \frac{23}{1554 \sqrt[3]{\frac{1}{2072} + \frac{323 \sqrt{777}}{4829832}}} + \sqrt[3]{\frac{1}{2072} + \frac{323 \sqrt{777}}{4829832}}\right)^{2}}{323} + \frac{1554 \sqrt[3]{\frac{1}{2072} + \frac{323 \sqrt{777}}{4829832}}}{323} + \frac{980}{323} \right)} + i \pi\right) + \left(- \frac{23}{1554 \sqrt[3]{\frac{1}{2072} + \frac{323 \sqrt{777}}{4829832}}} + \sqrt[3]{\frac{1}{2072} + \frac{323 \sqrt{777}}{4829832}}\right) \left(\log{\left(- \frac{23}{323 \sqrt[3]{\frac{1}{2072} + \frac{323 \sqrt{777}}{4829832}}} + \frac{47656 \left(- \frac{23}{1554 \sqrt[3]{\frac{1}{2072} + \frac{323 \sqrt{777}}{4829832}}} + \sqrt[3]{\frac{1}{2072} + \frac{323 \sqrt{777}}{4829832}}\right)^{2}}{323} + \frac{1554 \sqrt[3]{\frac{1}{2072} + \frac{323 \sqrt{777}}{4829832}}}{323} + \frac{1949}{323} \right)} + i \pi\right)$$
((1/2072 + 323*sqrt(777)/4829832)^(1/3) - 23/(1554*(1/2072 + 323*sqrt(777)/4829832)^(1/3)))*(pi*i + log(1949/323 - 23/(323*(1/2072 + 323*sqrt(777)/4829832)^(1/3)) + 1554*(1/2072 + 323*sqrt(777)/4829832)^(1/3)/323 + 47656*((1/2072 + 323*sqrt(777)/4829832)^(1/3) - 23/(1554*(1/2072 + 323*sqrt(777)/4829832)^(1/3)))^2/323)) - ((1/2072 + 323*sqrt(777)/4829832)^(1/3) - 23/(1554*(1/2072 + 323*sqrt(777)/4829832)^(1/3)))*(pi*i + log(980/323 - 23/(323*(1/2072 + 323*sqrt(777)/4829832)^(1/3)) + 1554*(1/2072 + 323*sqrt(777)/4829832)^(1/3)/323 + 47656*((1/2072 + 323*sqrt(777)/4829832)^(1/3) - 23/(1554*(1/2072 + 323*sqrt(777)/4829832)^(1/3)))^2/323))
Respuesta numérica [src]
0.229717677233177
0.229717677233177

    Estos ejemplos se pueden aplicar para introducción de los límites de integración inferior y superior.