Sr Examen

Derivada de xn^(-x)

Función f() - derivada -er orden en el punto
v

Gráfico:

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Definida a trozos:

Solución

Ha introducido [src]
 / -x\
 \n  /
x     
$$x^{n^{- x}}$$
x^(n^(-x))
Solución detallada
  1. No logro encontrar los pasos en la búsqueda de esta derivada.

    Perola derivada


Respuesta:

Primera derivada [src]
 / -x\ / -x                    \
 \n  / |n      -x              |
x     *|--- - n  *log(n)*log(x)|
       \ x                     /
$$x^{n^{- x}} \left(- n^{- x} \log{\left(n \right)} \log{\left(x \right)} + \frac{n^{- x}}{x}\right)$$
Segunda derivada [src]
     / -x\ /                                2                            \
 -x  \n  / |  1     -x /  1                \       2             2*log(n)|
n  *x     *|- -- + n  *|- - + log(n)*log(x)|  + log (n)*log(x) - --------|
           |   2       \  x                /                        x    |
           \  x                                                          /
$$n^{- x} x^{n^{- x}} \left(\log{\left(n \right)}^{2} \log{\left(x \right)} - \frac{2 \log{\left(n \right)}}{x} - \frac{1}{x^{2}} + n^{- x} \left(\log{\left(n \right)} \log{\left(x \right)} - \frac{1}{x}\right)^{2}\right)$$
Tercera derivada [src]
     / -x\ /                                3                         2                                                                             \
 -x  \n  / |2     -2*x /  1                \       3             3*log (n)   3*log(n)      -x /  1                \ /1       2             2*log(n)\|
n  *x     *|-- - n    *|- - + log(n)*log(x)|  - log (n)*log(x) + --------- + -------- + 3*n  *|- - + log(n)*log(x)|*|-- - log (n)*log(x) + --------||
           | 3         \  x                /                         x           2            \  x                / | 2                       x    ||
           \x                                                                   x                                   \x                             //
$$n^{- x} x^{n^{- x}} \left(- \log{\left(n \right)}^{3} \log{\left(x \right)} + \frac{3 \log{\left(n \right)}^{2}}{x} + \frac{3 \log{\left(n \right)}}{x^{2}} + \frac{2}{x^{3}} + 3 n^{- x} \left(\log{\left(n \right)} \log{\left(x \right)} - \frac{1}{x}\right) \left(- \log{\left(n \right)}^{2} \log{\left(x \right)} + \frac{2 \log{\left(n \right)}}{x} + \frac{1}{x^{2}}\right) - n^{- 2 x} \left(\log{\left(n \right)} \log{\left(x \right)} - \frac{1}{x}\right)^{3}\right)$$