27^1/(1-x)=1/81 la ecuación
El profesor se sorprenderá mucho al ver tu solución correcta😉
Solución
Suma y producto de raíces
[src]
2 2 2 2
7 2*pi + 14*log (3) 3*pi*I*log(3) 2*pi + 14*log (3) 3*pi*I*log(3)
- + ------------------ - ----------------- + ------------------ + -----------------
4 2 2 2 2 2 2 2 2
2*pi + 2*log (9) 2*pi + 2*log (9) 2*pi + 2*log (9) 2*pi + 2*log (9)
$$\left(\frac{7}{4} + \left(\frac{14 \log{\left(3 \right)}^{2} + 2 \pi^{2}}{2 \log{\left(9 \right)}^{2} + 2 \pi^{2}} - \frac{3 i \pi \log{\left(3 \right)}}{2 \log{\left(9 \right)}^{2} + 2 \pi^{2}}\right)\right) + \left(\frac{14 \log{\left(3 \right)}^{2} + 2 \pi^{2}}{2 \log{\left(9 \right)}^{2} + 2 \pi^{2}} + \frac{3 i \pi \log{\left(3 \right)}}{2 \log{\left(9 \right)}^{2} + 2 \pi^{2}}\right)$$
/ 2 2 \
7 2*\2*pi + 14*log (3)/
- + ----------------------
4 2 2
2*pi + 2*log (9)
$$\frac{7}{4} + \frac{2 \left(14 \log{\left(3 \right)}^{2} + 2 \pi^{2}\right)}{2 \log{\left(9 \right)}^{2} + 2 \pi^{2}}$$
/ 2 2 \
|2*pi + 14*log (3) 3*pi*I*log(3) |
7*|------------------ - -----------------|
| 2 2 2 2 | / 2 2 \
\2*pi + 2*log (9) 2*pi + 2*log (9)/ |2*pi + 14*log (3) 3*pi*I*log(3) |
------------------------------------------*|------------------ + -----------------|
4 | 2 2 2 2 |
\2*pi + 2*log (9) 2*pi + 2*log (9)/
$$\frac{7 \left(\frac{14 \log{\left(3 \right)}^{2} + 2 \pi^{2}}{2 \log{\left(9 \right)}^{2} + 2 \pi^{2}} - \frac{3 i \pi \log{\left(3 \right)}}{2 \log{\left(9 \right)}^{2} + 2 \pi^{2}}\right)}{4} \left(\frac{14 \log{\left(3 \right)}^{2} + 2 \pi^{2}}{2 \log{\left(9 \right)}^{2} + 2 \pi^{2}} + \frac{3 i \pi \log{\left(3 \right)}}{2 \log{\left(9 \right)}^{2} + 2 \pi^{2}}\right)$$
/ 2 2 \
7*\4*pi + 49*log (3)/
----------------------
/ 2 2 \
16*\pi + 4*log (3)/
$$\frac{7 \left(4 \pi^{2} + 49 \log{\left(3 \right)}^{2}\right)}{16 \left(4 \log{\left(3 \right)}^{2} + \pi^{2}\right)}$$
7*(4*pi^2 + 49*log(3)^2)/(16*(pi^2 + 4*log(3)^2))
$$x_{1} = \frac{7}{4}$$
2 2
2*pi + 14*log (3) 3*pi*I*log(3)
x2 = ------------------ - -----------------
2 2 2 2
2*pi + 2*log (9) 2*pi + 2*log (9)
$$x_{2} = \frac{14 \log{\left(3 \right)}^{2} + 2 \pi^{2}}{2 \log{\left(9 \right)}^{2} + 2 \pi^{2}} - \frac{3 i \pi \log{\left(3 \right)}}{2 \log{\left(9 \right)}^{2} + 2 \pi^{2}}$$
2 2
2*pi + 14*log (3) 3*pi*I*log(3)
x3 = ------------------ + -----------------
2 2 2 2
2*pi + 2*log (9) 2*pi + 2*log (9)
$$x_{3} = \frac{14 \log{\left(3 \right)}^{2} + 2 \pi^{2}}{2 \log{\left(9 \right)}^{2} + 2 \pi^{2}} + \frac{3 i \pi \log{\left(3 \right)}}{2 \log{\left(9 \right)}^{2} + 2 \pi^{2}}$$
x3 = (14*log(3)^2 + 2*pi^2)/(2*log(9)^2 + 2*pi^2) + 3*i*pi*log(3)/(2*log(9)^2 + 2*pi^2)
x2 = 1.24635968417831 - 0.352245183281895*i
x3 = 1.24635968417831 + 0.352245183281895*i
x3 = 1.24635968417831 + 0.352245183281895*i