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y=arctg*(x)^2/x^3

Derivada de y=arctg*(x)^2/x^3

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

Gráfico:

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Solución

Ha introducido [src]
    2   
atan (x)
--------
    3   
   x    
$$\frac{\operatorname{atan}^{2}{\left(x \right)}}{x^{3}}$$
atan(x)^2/x^3
Gráfica
Primera derivada [src]
        2                 
  3*atan (x)    2*atan(x) 
- ---------- + -----------
       4        3 /     2\
      x        x *\1 + x /
$$\frac{2 \operatorname{atan}{\left(x \right)}}{x^{3} \left(x^{2} + 1\right)} - \frac{3 \operatorname{atan}^{2}{\left(x \right)}}{x^{4}}$$
Segunda derivada [src]
  /                           2                \
  |  -1 + 2*x*atan(x)   6*atan (x)   6*atan(x) |
2*|- ---------------- + ---------- - ----------|
  |             2            2         /     2\|
  |     /     2\            x        x*\1 + x /|
  \     \1 + x /                               /
------------------------------------------------
                        3                       
                       x                        
$$\frac{2 \left(- \frac{2 x \operatorname{atan}{\left(x \right)} - 1}{\left(x^{2} + 1\right)^{2}} - \frac{6 \operatorname{atan}{\left(x \right)}}{x \left(x^{2} + 1\right)} + \frac{6 \operatorname{atan}^{2}{\left(x \right)}}{x^{2}}\right)}{x^{3}}$$
Tercera derivada [src]
  /                  /            2                  \                                     \
  |                  | 3*x     4*x *atan(x)          |                                     |
  |                2*|------ - ------------ + atan(x)|                                     |
  |         2        |     2           2             |                                     |
  |  30*atan (x)     \1 + x       1 + x              /   9*(-1 + 2*x*atan(x))    36*atan(x)|
2*|- ----------- - ----------------------------------- + -------------------- + -----------|
  |        3                            2                              2         2 /     2\|
  |       x                     /     2\                       /     2\         x *\1 + x /|
  \                             \1 + x /                     x*\1 + x /                    /
--------------------------------------------------------------------------------------------
                                              3                                             
                                             x                                              
$$\frac{2 \left(- \frac{2 \left(- \frac{4 x^{2} \operatorname{atan}{\left(x \right)}}{x^{2} + 1} + \frac{3 x}{x^{2} + 1} + \operatorname{atan}{\left(x \right)}\right)}{\left(x^{2} + 1\right)^{2}} + \frac{9 \left(2 x \operatorname{atan}{\left(x \right)} - 1\right)}{x \left(x^{2} + 1\right)^{2}} + \frac{36 \operatorname{atan}{\left(x \right)}}{x^{2} \left(x^{2} + 1\right)} - \frac{30 \operatorname{atan}^{2}{\left(x \right)}}{x^{3}}\right)}{x^{3}}$$
Gráfico
Derivada de y=arctg*(x)^2/x^3