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Derivada de y=ln|x^2-1|-1/x^2-1

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

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Solución

Ha introducido [src]
   /| 2    |\   1     
log\|x  - 1|/ - -- - 1
                 2    
                x     
$$\left(\log{\left(\left|{x^{2} - 1}\right| \right)} - \frac{1}{x^{2}}\right) - 1$$
log(|x^2 - 1|) - 1/x^2 - 1
Primera derivada [src]
             /      2\
2    2*x*sign\-1 + x /
-- + -----------------
 3        | 2    |    
x         |x  - 1|    
$$\frac{2 x \operatorname{sign}{\left(x^{2} - 1 \right)}}{\left|{x^{2} - 1}\right|} + \frac{2}{x^{3}}$$
Segunda derivada [src]
  /           /      2\      2     2/      2\      2           /      2\\
  |  3    sign\-1 + x /   2*x *sign \-1 + x /   4*x *DiracDelta\-1 + x /|
2*|- -- + ------------- - ------------------- + ------------------------|
  |   4     |      2|                   2              |      2|        |
  |  x      |-1 + x |          /      2\               |-1 + x |        |
  \                            \-1 + x /                                /
$$2 \left(\frac{4 x^{2} \delta\left(x^{2} - 1\right)}{\left|{x^{2} - 1}\right|} - \frac{2 x^{2} \operatorname{sign}^{2}{\left(x^{2} - 1 \right)}}{\left(x^{2} - 1\right)^{2}} + \frac{\operatorname{sign}{\left(x^{2} - 1 \right)}}{\left|{x^{2} - 1}\right|} - \frac{3}{x^{4}}\right)$$
Tercera derivada [src]
  /             2/      2\      3     2/      2\      3           /      2   \                 /      2\       3           /      2\     /      2\\
  |6    3*x*sign \-1 + x /   4*x *sign \-1 + x /   4*x *DiracDelta\-1 + x , 1/   6*x*DiracDelta\-1 + x /   12*x *DiracDelta\-1 + x /*sign\-1 + x /|
4*|-- - ------------------ + ------------------- + --------------------------- + ----------------------- - ---------------------------------------|
  | 5                2                     3                |      2|                   |      2|                                  2              |
  |x        /      2\             /      2\                 |-1 + x |                   |-1 + x |                         /      2\               |
  \         \-1 + x /             \-1 + x /                                                                               \-1 + x /               /
$$4 \left(\frac{4 x^{3} \delta^{\left( 1 \right)}\left( x^{2} - 1 \right)}{\left|{x^{2} - 1}\right|} - \frac{12 x^{3} \delta\left(x^{2} - 1\right) \operatorname{sign}{\left(x^{2} - 1 \right)}}{\left(x^{2} - 1\right)^{2}} + \frac{4 x^{3} \operatorname{sign}^{2}{\left(x^{2} - 1 \right)}}{\left(x^{2} - 1\right)^{3}} + \frac{6 x \delta\left(x^{2} - 1\right)}{\left|{x^{2} - 1}\right|} - \frac{3 x \operatorname{sign}^{2}{\left(x^{2} - 1 \right)}}{\left(x^{2} - 1\right)^{2}} + \frac{6}{x^{5}}\right)$$
3-я производная [src]
  /             2/      2\      3     2/      2\      3           /      2   \                 /      2\       3           /      2\     /      2\\
  |6    3*x*sign \-1 + x /   4*x *sign \-1 + x /   4*x *DiracDelta\-1 + x , 1/   6*x*DiracDelta\-1 + x /   12*x *DiracDelta\-1 + x /*sign\-1 + x /|
4*|-- - ------------------ + ------------------- + --------------------------- + ----------------------- - ---------------------------------------|
  | 5                2                     3                |      2|                   |      2|                                  2              |
  |x        /      2\             /      2\                 |-1 + x |                   |-1 + x |                         /      2\               |
  \         \-1 + x /             \-1 + x /                                                                               \-1 + x /               /
$$4 \left(\frac{4 x^{3} \delta^{\left( 1 \right)}\left( x^{2} - 1 \right)}{\left|{x^{2} - 1}\right|} - \frac{12 x^{3} \delta\left(x^{2} - 1\right) \operatorname{sign}{\left(x^{2} - 1 \right)}}{\left(x^{2} - 1\right)^{2}} + \frac{4 x^{3} \operatorname{sign}^{2}{\left(x^{2} - 1 \right)}}{\left(x^{2} - 1\right)^{3}} + \frac{6 x \delta\left(x^{2} - 1\right)}{\left|{x^{2} - 1}\right|} - \frac{3 x \operatorname{sign}^{2}{\left(x^{2} - 1 \right)}}{\left(x^{2} - 1\right)^{2}} + \frac{6}{x^{5}}\right)$$