Sr Examen

Derivada de y=(cos5x)^lnx

Función f() - derivada -er orden en el punto
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Gráfico:

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Solución

Ha introducido [src]
   log(x)     
cos      (5*x)
$$\cos^{\log{\left(x \right)}}{\left(5 x \right)}$$
cos(5*x)^log(x)
Solución detallada
  1. No logro encontrar los pasos en la búsqueda de esta derivada.

    Perola derivada


Respuesta:

Gráfica
Primera derivada [src]
   log(x)      /log(cos(5*x))   5*log(x)*sin(5*x)\
cos      (5*x)*|------------- - -----------------|
               \      x              cos(5*x)    /
$$\left(- \frac{5 \log{\left(x \right)} \sin{\left(5 x \right)}}{\cos{\left(5 x \right)}} + \frac{\log{\left(\cos{\left(5 x \right)} \right)}}{x}\right) \cos^{\log{\left(x \right)}}{\left(5 x \right)}$$
Segunda derivada [src]
               /                                     2                                     2                          \
   log(x)      |/  log(cos(5*x))   5*log(x)*sin(5*x)\                log(cos(5*x))   25*sin (5*x)*log(x)   10*sin(5*x)|
cos      (5*x)*||- ------------- + -----------------|  - 25*log(x) - ------------- - ------------------- - -----------|
               |\        x              cos(5*x)    /                       2                2              x*cos(5*x)|
               \                                                           x              cos (5*x)                   /
$$\left(\left(\frac{5 \log{\left(x \right)} \sin{\left(5 x \right)}}{\cos{\left(5 x \right)}} - \frac{\log{\left(\cos{\left(5 x \right)} \right)}}{x}\right)^{2} - \frac{25 \log{\left(x \right)} \sin^{2}{\left(5 x \right)}}{\cos^{2}{\left(5 x \right)}} - 25 \log{\left(x \right)} - \frac{10 \sin{\left(5 x \right)}}{x \cos{\left(5 x \right)}} - \frac{\log{\left(\cos{\left(5 x \right)} \right)}}{x^{2}}\right) \cos^{\log{\left(x \right)}}{\left(5 x \right)}$$
Tercera derivada [src]
               /                                       3                                                                  /                                                2            \                                3                     2                   \
   log(x)      |  /  log(cos(5*x))   5*log(x)*sin(5*x)\    75   2*log(cos(5*x))     /  log(cos(5*x))   5*log(x)*sin(5*x)\ |            log(cos(5*x))   10*sin(5*x)   25*sin (5*x)*log(x)|   250*log(x)*sin(5*x)   250*sin (5*x)*log(x)   75*sin (5*x)   15*sin(5*x)|
cos      (5*x)*|- |- ------------- + -----------------|  - -- + --------------- + 3*|- ------------- + -----------------|*|25*log(x) + ------------- + ----------- + -------------------| - ------------------- - -------------------- - ------------ + -----------|
               |  \        x              cos(5*x)    /    x            3           \        x              cos(5*x)    / |                   2         x*cos(5*x)           2          |         cos(5*x)                3                   2          2         |
               \                                                       x                                                  \                  x                            cos (5*x)     /                              cos (5*x)         x*cos (5*x)    x *cos(5*x)/
$$\left(- \left(\frac{5 \log{\left(x \right)} \sin{\left(5 x \right)}}{\cos{\left(5 x \right)}} - \frac{\log{\left(\cos{\left(5 x \right)} \right)}}{x}\right)^{3} + 3 \left(\frac{5 \log{\left(x \right)} \sin{\left(5 x \right)}}{\cos{\left(5 x \right)}} - \frac{\log{\left(\cos{\left(5 x \right)} \right)}}{x}\right) \left(\frac{25 \log{\left(x \right)} \sin^{2}{\left(5 x \right)}}{\cos^{2}{\left(5 x \right)}} + 25 \log{\left(x \right)} + \frac{10 \sin{\left(5 x \right)}}{x \cos{\left(5 x \right)}} + \frac{\log{\left(\cos{\left(5 x \right)} \right)}}{x^{2}}\right) - \frac{250 \log{\left(x \right)} \sin^{3}{\left(5 x \right)}}{\cos^{3}{\left(5 x \right)}} - \frac{250 \log{\left(x \right)} \sin{\left(5 x \right)}}{\cos{\left(5 x \right)}} - \frac{75 \sin^{2}{\left(5 x \right)}}{x \cos^{2}{\left(5 x \right)}} - \frac{75}{x} + \frac{15 \sin{\left(5 x \right)}}{x^{2} \cos{\left(5 x \right)}} + \frac{2 \log{\left(\cos{\left(5 x \right)} \right)}}{x^{3}}\right) \cos^{\log{\left(x \right)}}{\left(5 x \right)}$$
Gráfico
Derivada de y=(cos5x)^lnx