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Derivada de x*sin(|x|)+x/(1+x^2)+(x/sinx)

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

Ha introducido [src]
               x        x   
x*sin(|x|) + ------ + ------
                  2   sin(x)
             1 + x          
$$\frac{x}{\sin{\left(x \right)}} + \left(x \sin{\left(\left|{x}\right| \right)} + \frac{x}{x^{2} + 1}\right)$$
x*sin(|x|) + x/(1 + x^2) + x/sin(x)
Primera derivada [src]
                        2                                             
  1        1         2*x                           x*cos(x)           
------ + ------ - --------- + x*cos(|x|)*sign(x) - -------- + sin(|x|)
     2   sin(x)           2                           2               
1 + x             /     2\                         sin (x)            
                  \1 + x /                                            
$$- \frac{2 x^{2}}{\left(x^{2} + 1\right)^{2}} + x \cos{\left(\left|{x}\right| \right)} \operatorname{sign}{\left(x \right)} - \frac{x \cos{\left(x \right)}}{\sin^{2}{\left(x \right)}} + \sin{\left(\left|{x}\right| \right)} + \frac{1}{\sin{\left(x \right)}} + \frac{1}{x^{2} + 1}$$
Segunda derivada [src]
                                                           3                                  2                                
  x         6*x      2*cos(x)                           8*x            2               2*x*cos (x)                             
------ - --------- - -------- + 2*cos(|x|)*sign(x) + --------- - x*sign (x)*sin(|x|) + ----------- + 2*x*DiracDelta(x)*cos(|x|)
sin(x)           2      2                                    3                              3                                  
         /     2\    sin (x)                         /     2\                            sin (x)                               
         \1 + x /                                    \1 + x /                                                                  
$$\frac{8 x^{3}}{\left(x^{2} + 1\right)^{3}} - x \sin{\left(\left|{x}\right| \right)} \operatorname{sign}^{2}{\left(x \right)} + 2 x \cos{\left(\left|{x}\right| \right)} \delta\left(x\right) + \frac{x}{\sin{\left(x \right)}} + \frac{2 x \cos^{2}{\left(x \right)}}{\sin^{3}{\left(x \right)}} - \frac{6 x}{\left(x^{2} + 1\right)^{2}} + 2 \cos{\left(\left|{x}\right| \right)} \operatorname{sign}{\left(x \right)} - \frac{2 \cos{\left(x \right)}}{\sin^{2}{\left(x \right)}}$$
Tercera derivada [src]
                             4                                2                                       2                                  3                                                                                     
      6         3        48*x            2               6*cos (x)                                48*x            3               6*x*cos (x)   5*x*cos(x)                                                                     
- --------- + ------ - --------- - 3*sign (x)*sin(|x|) + --------- + 6*DiracDelta(x)*cos(|x|) + --------- - x*sign (x)*cos(|x|) - ----------- - ---------- + 2*x*DiracDelta(x, 1)*cos(|x|) - 6*x*DiracDelta(x)*sign(x)*sin(|x|)
          2   sin(x)           4                             3                                          3                              4            2                                                                          
  /     2\             /     2\                           sin (x)                               /     2\                            sin (x)      sin (x)                                                                       
  \1 + x /             \1 + x /                                                                 \1 + x /                                                                                                                       
$$- \frac{48 x^{4}}{\left(x^{2} + 1\right)^{4}} + \frac{48 x^{2}}{\left(x^{2} + 1\right)^{3}} - 6 x \sin{\left(\left|{x}\right| \right)} \delta\left(x\right) \operatorname{sign}{\left(x \right)} + 2 x \cos{\left(\left|{x}\right| \right)} \delta^{\left( 1 \right)}\left( x \right) - x \cos{\left(\left|{x}\right| \right)} \operatorname{sign}^{3}{\left(x \right)} - \frac{5 x \cos{\left(x \right)}}{\sin^{2}{\left(x \right)}} - \frac{6 x \cos^{3}{\left(x \right)}}{\sin^{4}{\left(x \right)}} - 3 \sin{\left(\left|{x}\right| \right)} \operatorname{sign}^{2}{\left(x \right)} + 6 \cos{\left(\left|{x}\right| \right)} \delta\left(x\right) + \frac{3}{\sin{\left(x \right)}} + \frac{6 \cos^{2}{\left(x \right)}}{\sin^{3}{\left(x \right)}} - \frac{6}{\left(x^{2} + 1\right)^{2}}$$