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2^2x+7*36^x-18*18^2x=0 la ecuación

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Solución numérica:

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Solución

Ha introducido [src]
          x             
4*x + 7*36  - 5832*x = 0
$$- 5832 x + \left(7 \cdot 36^{x} + 4 x\right) = 0$$
Suma y producto de raíces [src]
suma
   /-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)    
$$- \frac{W\left(- \frac{7 \log{\left(6 \right)}}{2914}\right)}{2 \log{\left(6 \right)}} - \frac{W_{-1}\left(- \frac{7 \log{\left(6 \right)}}{2914}\right)}{2 \log{\left(6 \right)}}$$
producto
  /-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)
Respuesta rápida [src]
       /-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)))
Respuesta numérica [src]
x1 = 2.0810208363182
x2 = 0.00120630149749562
x2 = 0.00120630149749562