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Derivada de С+(log(x^2+1))/2+(atan^2(x))/2

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

Ha introducido [src]
       / 2    \       2   
    log\x  + 1/   atan (x)
c + ----------- + --------
         2           2    
$$\left(c + \frac{\log{\left(x^{2} + 1 \right)}}{2}\right) + \frac{\operatorname{atan}^{2}{\left(x \right)}}{2}$$
c + log(x^2 + 1)/2 + atan(x)^2/2
Primera derivada [src]
  x      atan(x)
------ + -------
 2             2
x  + 1    1 + x 
$$\frac{x}{x^{2} + 1} + \frac{\operatorname{atan}{\left(x \right)}}{x^{2} + 1}$$
Segunda derivada [src]
                 2               
      1       2*x     2*x*atan(x)
1 + ------ - ------ - -----------
         2        2           2  
    1 + x    1 + x       1 + x   
---------------------------------
                   2             
              1 + x              
$$\frac{- \frac{2 x^{2}}{x^{2} + 1} - \frac{2 x \operatorname{atan}{\left(x \right)}}{x^{2} + 1} + 1 + \frac{1}{x^{2} + 1}}{x^{2} + 1}$$
Tercera derivada [src]
  /                              3       2        \
  |                  3*x      4*x     4*x *atan(x)|
2*|-atan(x) - 3*x - ------ + ------ + ------------|
  |                      2        2           2   |
  \                 1 + x    1 + x       1 + x    /
---------------------------------------------------
                             2                     
                     /     2\                      
                     \1 + x /                      
$$\frac{2 \left(\frac{4 x^{3}}{x^{2} + 1} + \frac{4 x^{2} \operatorname{atan}{\left(x \right)}}{x^{2} + 1} - 3 x - \frac{3 x}{x^{2} + 1} - \operatorname{atan}{\left(x \right)}\right)}{\left(x^{2} + 1\right)^{2}}$$