Sr Examen

Derivada de 1/arctgx

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

Gráfico:

interior superior

Definida a trozos:

Solución

Ha introducido [src]
   1   
-------
acot(x)
$$\frac{1}{\operatorname{acot}{\left(x \right)}}$$
1/acot(x)
Gráfica
Primera derivada [src]
        1        
-----------------
/     2\     2   
\1 + x /*acot (x)
$$\frac{1}{\left(x^{2} + 1\right) \operatorname{acot}^{2}{\left(x \right)}}$$
Segunda derivada [src]
   /   1       \  
 2*|------- - x|  
   \acot(x)    /  
------------------
        2         
/     2\      2   
\1 + x / *acot (x)
$$\frac{2 \left(- x + \frac{1}{\operatorname{acot}{\left(x \right)}}\right)}{\left(x^{2} + 1\right)^{2} \operatorname{acot}^{2}{\left(x \right)}}$$
Tercera derivada [src]
  /                             2                    \
  |             3            4*x           6*x       |
2*|-1 + ----------------- + ------ - ----------------|
  |     /     2\     2           2   /     2\        |
  \     \1 + x /*acot (x)   1 + x    \1 + x /*acot(x)/
------------------------------------------------------
                          2                           
                  /     2\      2                     
                  \1 + x / *acot (x)                  
$$\frac{2 \left(\frac{4 x^{2}}{x^{2} + 1} - \frac{6 x}{\left(x^{2} + 1\right) \operatorname{acot}{\left(x \right)}} - 1 + \frac{3}{\left(x^{2} + 1\right) \operatorname{acot}^{2}{\left(x \right)}}\right)}{\left(x^{2} + 1\right)^{2} \operatorname{acot}^{2}{\left(x \right)}}$$
Gráfico
Derivada de 1/arctgx