Integral de 1/((27-x^3)^(1/3)) dx
Solución
Respuesta (Indefinida)
[src]
_ / | 3 2*pi*I\
/ |_ |1/3, 1/3 | x *e |
| x*Gamma(1/3)* | | | ----------|
| 1 2 1 \ 4/3 | 27 /
| ------------ dx = C + -----------------------------------------
| _________ 9*Gamma(4/3)
| 3 / 3
| \/ 27 - x
|
/
$$\int \frac{1}{\sqrt[3]{27 - x^{3}}}\, dx = C + \frac{x \Gamma\left(\frac{1}{3}\right) {{}_{2}F_{1}\left(\begin{matrix} \frac{1}{3}, \frac{1}{3} \\ \frac{4}{3} \end{matrix}\middle| {\frac{x^{3} e^{2 i \pi}}{27}} \right)}}{9 \Gamma\left(\frac{4}{3}\right)}$$
_ _
|_ /1/3, 1/3 | \ |_ /1/3, 1/3 | \
2*Gamma(1/3)* | | | 8/27| Gamma(1/3)* | | | 1|
2 1 \ 4/3 | / 2 1 \ 4/3 | /
- ----------------------------------- + ------------------------------
9*Gamma(4/3) 3*Gamma(4/3)
$$- \frac{2 \Gamma\left(\frac{1}{3}\right) {{}_{2}F_{1}\left(\begin{matrix} \frac{1}{3}, \frac{1}{3} \\ \frac{4}{3} \end{matrix}\middle| {\frac{8}{27}} \right)}}{9 \Gamma\left(\frac{4}{3}\right)} + \frac{\Gamma\left(\frac{1}{3}\right) {{}_{2}F_{1}\left(\begin{matrix} \frac{1}{3}, \frac{1}{3} \\ \frac{4}{3} \end{matrix}\middle| {1} \right)}}{3 \Gamma\left(\frac{4}{3}\right)}$$
=
_ _
|_ /1/3, 1/3 | \ |_ /1/3, 1/3 | \
2*Gamma(1/3)* | | | 8/27| Gamma(1/3)* | | | 1|
2 1 \ 4/3 | / 2 1 \ 4/3 | /
- ----------------------------------- + ------------------------------
9*Gamma(4/3) 3*Gamma(4/3)
$$- \frac{2 \Gamma\left(\frac{1}{3}\right) {{}_{2}F_{1}\left(\begin{matrix} \frac{1}{3}, \frac{1}{3} \\ \frac{4}{3} \end{matrix}\middle| {\frac{8}{27}} \right)}}{9 \Gamma\left(\frac{4}{3}\right)} + \frac{\Gamma\left(\frac{1}{3}\right) {{}_{2}F_{1}\left(\begin{matrix} \frac{1}{3}, \frac{1}{3} \\ \frac{4}{3} \end{matrix}\middle| {1} \right)}}{3 \Gamma\left(\frac{4}{3}\right)}$$
-2*gamma(1/3)*hyper((1/3, 1/3), (4/3,), 8/27)/(9*gamma(4/3)) + gamma(1/3)*hyper((1/3, 1/3), (4/3,), 1)/(3*gamma(4/3))
Estos ejemplos se pueden aplicar para introducción de los límites de integración inferior y superior.