Sr Examen

Derivada de y=arcctg(cos5x)

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

Gráfico:

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Solución

Ha introducido [src]
acot(cos(5*x))
$$\operatorname{acot}{\left(\cos{\left(5 x \right)} \right)}$$
acot(cos(5*x))
Gráfica
Primera derivada [src]
  5*sin(5*x) 
-------------
       2     
1 + cos (5*x)
$$\frac{5 \sin{\left(5 x \right)}}{\cos^{2}{\left(5 x \right)} + 1}$$
Segunda derivada [src]
   /          2      \         
   |     2*sin (5*x) |         
25*|1 + -------------|*cos(5*x)
   |           2     |         
   \    1 + cos (5*x)/         
-------------------------------
                2              
         1 + cos (5*x)         
$$\frac{25 \left(1 + \frac{2 \sin^{2}{\left(5 x \right)}}{\cos^{2}{\left(5 x \right)} + 1}\right) \cos{\left(5 x \right)}}{\cos^{2}{\left(5 x \right)} + 1}$$
Tercera derivada [src]
    /           2               2              2         2     \         
    |      2*sin (5*x)     6*cos (5*x)    8*cos (5*x)*sin (5*x)|         
125*|-1 - ------------- + ------------- + ---------------------|*sin(5*x)
    |            2               2                          2  |         
    |     1 + cos (5*x)   1 + cos (5*x)      /       2     \   |         
    \                                        \1 + cos (5*x)/   /         
-------------------------------------------------------------------------
                                     2                                   
                              1 + cos (5*x)                              
$$\frac{125 \left(-1 - \frac{2 \sin^{2}{\left(5 x \right)}}{\cos^{2}{\left(5 x \right)} + 1} + \frac{6 \cos^{2}{\left(5 x \right)}}{\cos^{2}{\left(5 x \right)} + 1} + \frac{8 \sin^{2}{\left(5 x \right)} \cos^{2}{\left(5 x \right)}}{\left(\cos^{2}{\left(5 x \right)} + 1\right)^{2}}\right) \sin{\left(5 x \right)}}{\cos^{2}{\left(5 x \right)} + 1}$$
Gráfico
Derivada de y=arcctg(cos5x)