Sr Examen

Derivada de |x|÷-x

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

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Solución

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