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25^(x-1)+sqrt(1/(25^(-2*x)))=475+(1/5)^(1-2*x) la ecuación

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Solución numérica:

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Solución

Ha introducido [src]
               ________                  
  x - 1       /   1              -1 + 2*x
25      +    /  ------  = 475 + 5        
            /     -2*x                   
          \/    25                       
$$25^{x - 1} + \sqrt{\frac{1}{25^{- 2 x}}} = \left(\frac{1}{5}\right)^{1 - 2 x} + 475$$
Gráfica
Suma y producto de raíces [src]
suma
   /              1   \                                                                           
   |            ------|                                                      /     _____\         
   |            log(5)|      /11875\                 /11875\                 |25*\/ 399 |         
   |/     _____\      |   log|-----|              log|-----|              log|----------|         
   ||25*\/ 399 |      |      \  29 /     pi*I        \  29 /     pi*I        \    21    /    pi*I 
log||----------|      | + ---------- - -------- + ---------- + -------- + --------------- + ------
   \\    21    /      /    2*log(5)    2*log(5)    2*log(5)    2*log(5)        log(5)       log(5)
$$\left(\left(\log{\left(\left(\frac{25 \sqrt{399}}{21}\right)^{\frac{1}{\log{\left(5 \right)}}} \right)} + \left(\frac{\log{\left(\frac{11875}{29} \right)}}{2 \log{\left(5 \right)}} - \frac{i \pi}{2 \log{\left(5 \right)}}\right)\right) + \left(\frac{\log{\left(\frac{11875}{29} \right)}}{2 \log{\left(5 \right)}} + \frac{i \pi}{2 \log{\left(5 \right)}}\right)\right) + \left(\frac{\log{\left(\frac{25 \sqrt{399}}{21} \right)}}{\log{\left(5 \right)}} + \frac{i \pi}{\log{\left(5 \right)}}\right)$$
=
                                           /              1   \
                /     _____\               |            ------|
   /11875\      |25*\/ 399 |               |            log(5)|
log|-----|   log|----------|               |/     _____\      |
   \  29 /      \    21    /    pi*I       ||25*\/ 399 |      |
---------- + --------------- + ------ + log||----------|      |
  log(5)          log(5)       log(5)      \\    21    /      /
$$\frac{\log{\left(\frac{25 \sqrt{399}}{21} \right)}}{\log{\left(5 \right)}} + \log{\left(\left(\frac{25 \sqrt{399}}{21}\right)^{\frac{1}{\log{\left(5 \right)}}} \right)} + \frac{\log{\left(\frac{11875}{29} \right)}}{\log{\left(5 \right)}} + \frac{i \pi}{\log{\left(5 \right)}}$$
producto
   /              1   \                                                                           
   |            ------|                                                 /   /     _____\         \
   |            log(5)| /   /11875\           \ /   /11875\           \ |   |25*\/ 399 |         |
   |/     _____\      | |log|-----|           | |log|-----|           | |log|----------|         |
   ||25*\/ 399 |      | |   \  29 /     pi*I  | |   \  29 /     pi*I  | |   \    21    /    pi*I |
log||----------|      |*|---------- - --------|*|---------- + --------|*|--------------- + ------|
   \\    21    /      / \ 2*log(5)    2*log(5)/ \ 2*log(5)    2*log(5)/ \     log(5)       log(5)/
$$\left(\frac{\log{\left(\frac{11875}{29} \right)}}{2 \log{\left(5 \right)}} - \frac{i \pi}{2 \log{\left(5 \right)}}\right) \log{\left(\left(\frac{25 \sqrt{399}}{21}\right)^{\frac{1}{\log{\left(5 \right)}}} \right)} \left(\frac{\log{\left(\frac{11875}{29} \right)}}{2 \log{\left(5 \right)}} + \frac{i \pi}{2 \log{\left(5 \right)}}\right) \left(\frac{\log{\left(\frac{25 \sqrt{399}}{21} \right)}}{\log{\left(5 \right)}} + \frac{i \pi}{\log{\left(5 \right)}}\right)$$
=
                                                                     /                1    \
                                                                     |            ---------|
                                                                     |                 4   |
                                                                     |            4*log (5)|
                    /          /     _____\\                         |/     _____\         |
/          /11875\\ |          |25*\/ 399 || /           /11875\\    ||25*\/ 399 |         |
|pi*I + log|-----||*|pi*I + log|----------||*|-pi*I + log|-----||*log||----------|         |
\          \  29 // \          \    21    // \           \  29 //    \\    21    /         /
$$\left(\log{\left(\frac{11875}{29} \right)} - i \pi\right) \left(\log{\left(\frac{11875}{29} \right)} + i \pi\right) \left(\log{\left(\frac{25 \sqrt{399}}{21} \right)} + i \pi\right) \log{\left(\left(\frac{25 \sqrt{399}}{21}\right)^{\frac{1}{4 \log{\left(5 \right)}^{4}}} \right)}$$
(pi*i + log(11875/29))*(pi*i + log(25*sqrt(399)/21))*(-pi*i + log(11875/29))*log((25*sqrt(399)/21)^(1/(4*log(5)^4)))
Respuesta rápida [src]
        /              1   \
        |            ------|
        |            log(5)|
        |/     _____\      |
        ||25*\/ 399 |      |
x1 = log||----------|      |
        \\    21    /      /
$$x_{1} = \log{\left(\left(\frac{25 \sqrt{399}}{21}\right)^{\frac{1}{\log{\left(5 \right)}}} \right)}$$
        /11875\           
     log|-----|           
        \  29 /     pi*I  
x2 = ---------- - --------
      2*log(5)    2*log(5)
$$x_{2} = \frac{\log{\left(\frac{11875}{29} \right)}}{2 \log{\left(5 \right)}} - \frac{i \pi}{2 \log{\left(5 \right)}}$$
        /11875\           
     log|-----|           
        \  29 /     pi*I  
x3 = ---------- + --------
      2*log(5)    2*log(5)
$$x_{3} = \frac{\log{\left(\frac{11875}{29} \right)}}{2 \log{\left(5 \right)}} + \frac{i \pi}{2 \log{\left(5 \right)}}$$
        /     _____\         
        |25*\/ 399 |         
     log|----------|         
        \    21    /    pi*I 
x4 = --------------- + ------
          log(5)       log(5)
$$x_{4} = \frac{\log{\left(\frac{25 \sqrt{399}}{21} \right)}}{\log{\left(5 \right)}} + \frac{i \pi}{\log{\left(5 \right)}}$$
x4 = log(25*sqrt(399)/21)/log(5) + i*pi/log(5)
Respuesta numérica [src]
x1 = 1.86863213313383 - 0.975990632915586*i
x2 = 1.86863213313383 + 0.975990632915586*i
x3 = 1.9689073254135 + 1.95198126583117*i
x4 = 1.9689073254135
x4 = 1.9689073254135