2^2x+7*36^x-18*18^2x=0 la ecuación
El profesor se sorprenderá mucho al ver tu solución correcta😉
Solución
Suma y producto de raíces
[src]
/-7*log(6)\ /-7*log(6) \
W|---------| W|---------, -1|
\ 2914 / \ 2914 /
- ------------ - ----------------
2*log(6) 2*log(6)
$$- \frac{W\left(- \frac{7 \log{\left(6 \right)}}{2914}\right)}{2 \log{\left(6 \right)}} - \frac{W_{-1}\left(- \frac{7 \log{\left(6 \right)}}{2914}\right)}{2 \log{\left(6 \right)}}$$
/-7*log(6)\ /-7*log(6) \
W|---------| W|---------, -1|
\ 2914 / \ 2914 /
- ------------ - ----------------
2*log(6) 2*log(6)
$$- \frac{W\left(- \frac{7 \log{\left(6 \right)}}{2914}\right)}{2 \log{\left(6 \right)}} - \frac{W_{-1}\left(- \frac{7 \log{\left(6 \right)}}{2914}\right)}{2 \log{\left(6 \right)}}$$
/-7*log(6)\ /-7*log(6) \
-W|---------| -W|---------, -1|
\ 2914 / \ 2914 /
--------------*------------------
2*log(6) 2*log(6)
$$- \frac{W\left(- \frac{7 \log{\left(6 \right)}}{2914}\right)}{2 \log{\left(6 \right)}} \left(- \frac{W_{-1}\left(- \frac{7 \log{\left(6 \right)}}{2914}\right)}{2 \log{\left(6 \right)}}\right)$$
/-7*log(6)\ /-7*log(6) \
W|---------|*W|---------, -1|
\ 2914 / \ 2914 /
-----------------------------
2
4*log (6)
$$\frac{W\left(- \frac{7 \log{\left(6 \right)}}{2914}\right) W_{-1}\left(- \frac{7 \log{\left(6 \right)}}{2914}\right)}{4 \log{\left(6 \right)}^{2}}$$
LambertW(-7*log(6)/2914)*LambertW(-7*log(6)/2914, -1)/(4*log(6)^2)
/-7*log(6)\
-W|---------|
\ 2914 /
x1 = --------------
2*log(6)
$$x_{1} = - \frac{W\left(- \frac{7 \log{\left(6 \right)}}{2914}\right)}{2 \log{\left(6 \right)}}$$
/-7*log(6) \
-W|---------, -1|
\ 2914 /
x2 = ------------------
2*log(6)
$$x_{2} = - \frac{W_{-1}\left(- \frac{7 \log{\left(6 \right)}}{2914}\right)}{2 \log{\left(6 \right)}}$$
x2 = -LambertW(-7*log(6/2914, -1)/(2*log(6)))