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Derivada de x^n/(x^(2*n)+(-1)^n)

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

Ha introducido [src]
      n     
     x      
------------
 2*n       n
x    + (-1) 
xn(1)n+x2n\frac{x^{n}}{\left(-1\right)^{n} + x^{2 n}}
x^n/(x^(2*n) + (-1)^n)
Solución detallada
  1. Se aplica la regla de la derivada parcial:

    ddxf(x)g(x)=f(x)ddxg(x)+g(x)ddxf(x)g2(x)\frac{d}{d x} \frac{f{\left(x \right)}}{g{\left(x \right)}} = \frac{- f{\left(x \right)} \frac{d}{d x} g{\left(x \right)} + g{\left(x \right)} \frac{d}{d x} f{\left(x \right)}}{g^{2}{\left(x \right)}}

    f(x)=xnf{\left(x \right)} = x^{n} y g(x)=(1)n+x2ng{\left(x \right)} = \left(-1\right)^{n} + x^{2 n}.

    Para calcular ddxf(x)\frac{d}{d x} f{\left(x \right)}:

    1. Según el principio, aplicamos: xnx^{n} tenemos nxnx\frac{n x^{n}}{x}

    Para calcular ddxg(x)\frac{d}{d x} g{\left(x \right)}:

    1. diferenciamos (1)n+x2n\left(-1\right)^{n} + x^{2 n} miembro por miembro:

      1. La derivada de una constante (1)n\left(-1\right)^{n} es igual a cero.

      2. Según el principio, aplicamos: x2nx^{2 n} tenemos 2nx2nx\frac{2 n x^{2 n}}{x}

      Como resultado de: 2nx2nx\frac{2 n x^{2 n}}{x}

    Ahora aplicamos la regla de la derivada de una divesión:

    2nx3nx+nxn((1)n+x2n)x((1)n+x2n)2\frac{- \frac{2 n x^{3 n}}{x} + \frac{n x^{n} \left(\left(-1\right)^{n} + x^{2 n}\right)}{x}}{\left(\left(-1\right)^{n} + x^{2 n}\right)^{2}}

  2. Simplificamos:

    nxn1((1)nx2n)((1)n+x2n)2\frac{n x^{n - 1} \left(\left(-1\right)^{n} - x^{2 n}\right)}{\left(\left(-1\right)^{n} + x^{2 n}\right)^{2}}


Respuesta:

nxn1((1)nx2n)((1)n+x2n)2\frac{n x^{n - 1} \left(\left(-1\right)^{n} - x^{2 n}\right)}{\left(\left(-1\right)^{n} + x^{2 n}\right)^{2}}

Primera derivada [src]
         n                   3*n    
      n*x               2*n*x       
---------------- - -----------------
  / 2*n       n\                   2
x*\x    + (-1) /     / 2*n       n\ 
                   x*\x    + (-1) / 
2nx3nx((1)n+x2n)2+nxnx((1)n+x2n)- \frac{2 n x^{3 n}}{x \left(\left(-1\right)^{n} + x^{2 n}\right)^{2}} + \frac{n x^{n}}{x \left(\left(-1\right)^{n} + x^{2 n}\right)}
Segunda derivada [src]
     /                               /                 2*n  \\
     |                           2*n |            4*n*x     ||
     |                        2*x   *|1 - 2*n + ------------||
     |                2*n            |              n    2*n||
   n |           4*n*x               \          (-1)  + x   /|
n*x *|-1 + n - ------------ + -------------------------------|
     |             n    2*n                 n    2*n         |
     \         (-1)  + x                (-1)  + x            /
--------------------------------------------------------------
                       2 /    n    2*n\                       
                      x *\(-1)  + x   /                       
nxn(4nx2n(1)n+x2n+n+2x2n(4nx2n(1)n+x2n2n+1)(1)n+x2n1)x2((1)n+x2n)\frac{n x^{n} \left(- \frac{4 n x^{2 n}}{\left(-1\right)^{n} + x^{2 n}} + n + \frac{2 x^{2 n} \left(\frac{4 n x^{2 n}}{\left(-1\right)^{n} + x^{2 n}} - 2 n + 1\right)}{\left(-1\right)^{n} + x^{2 n}} - 1\right)}{x^{2} \left(\left(-1\right)^{n} + x^{2 n}\right)}
Tercera derivada [src]
     /                      /                      2  2*n           2*n            2  4*n  \                                                        \
     |                  2*n |             2    12*n *x         6*n*x           12*n *x     |                                /                 2*n  \|
     |               4*x   *|1 - 3*n + 2*n  - ------------ + ------------ + ---------------|                            2*n |            4*n*x     ||
     |                      |                     n    2*n       n    2*n                 2|                       6*n*x   *|1 - 2*n + ------------||
     |                      |                 (-1)  + x      (-1)  + x      /    n    2*n\ |        2*n                     |              n    2*n||
   n |     2                \                                               \(-1)  + x   / /   6*n*x   *(-1 + n)            \          (-1)  + x   /|
n*x *|2 + n  - 3*n - ----------------------------------------------------------------------- - ----------------- + ---------------------------------|
     |                                                 n    2*n                                       n    2*n                    n    2*n          |
     \                                             (-1)  + x                                      (-1)  + x                   (-1)  + x             /
-----------------------------------------------------------------------------------------------------------------------------------------------------
                                                                   3 /    n    2*n\                                                                  
                                                                  x *\(-1)  + x   /                                                                  
nxn(n26nx2n(n1)(1)n+x2n+6nx2n(4nx2n(1)n+x2n2n+1)(1)n+x2n3n4x2n(12n2x4n((1)n+x2n)212n2x2n(1)n+x2n+2n2+6nx2n(1)n+x2n3n+1)(1)n+x2n+2)x3((1)n+x2n)\frac{n x^{n} \left(n^{2} - \frac{6 n x^{2 n} \left(n - 1\right)}{\left(-1\right)^{n} + x^{2 n}} + \frac{6 n x^{2 n} \left(\frac{4 n x^{2 n}}{\left(-1\right)^{n} + x^{2 n}} - 2 n + 1\right)}{\left(-1\right)^{n} + x^{2 n}} - 3 n - \frac{4 x^{2 n} \left(\frac{12 n^{2} x^{4 n}}{\left(\left(-1\right)^{n} + x^{2 n}\right)^{2}} - \frac{12 n^{2} x^{2 n}}{\left(-1\right)^{n} + x^{2 n}} + 2 n^{2} + \frac{6 n x^{2 n}}{\left(-1\right)^{n} + x^{2 n}} - 3 n + 1\right)}{\left(-1\right)^{n} + x^{2 n}} + 2\right)}{x^{3} \left(\left(-1\right)^{n} + x^{2 n}\right)}