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sin(x)/(x*cos(x))

Derivada de sin(x)/(x*cos(x))

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

Gráfico:

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Definida a trozos:

Solución

Ha introducido [src]
 sin(x) 
--------
x*cos(x)
$$\frac{\sin{\left(x \right)}}{x \cos{\left(x \right)}}$$
sin(x)/((x*cos(x)))
Solución detallada
  1. Se aplica la regla de la derivada parcial:

    y .

    Para calcular :

    1. La derivada del seno es igual al coseno:

    Para calcular :

    1. Se aplica la regla de la derivada de una multiplicación:

      ; calculamos :

      1. Según el principio, aplicamos: tenemos

      ; calculamos :

      1. La derivada del coseno es igual a menos el seno:

      Como resultado de:

    Ahora aplicamos la regla de la derivada de una divesión:

  2. Simplificamos:


Respuesta:

Gráfica
Primera derivada [src]
   1              (-cos(x) + x*sin(x))*sin(x)
--------*cos(x) + ---------------------------
x*cos(x)                    2    2           
                           x *cos (x)        
$$\frac{1}{x \cos{\left(x \right)}} \cos{\left(x \right)} + \frac{\left(x \sin{\left(x \right)} - \cos{\left(x \right)}\right) \sin{\left(x \right)}}{x^{2} \cos^{2}{\left(x \right)}}$$
Segunda derivada [src]
                                   /                      /  1   sin(x)\                        -cos(x) + x*sin(x)   (-cos(x) + x*sin(x))*sin(x)\       
                                   |2*sin(x) + x*cos(x) + |- - + ------|*(-cos(x) + x*sin(x)) - ------------------ + ---------------------------|*sin(x)
          2*(-cos(x) + x*sin(x))   \                      \  x   cos(x)/                                x                       cos(x)          /       
-sin(x) + ---------------------- + ---------------------------------------------------------------------------------------------------------------------
                    x                                                                     x*cos(x)                                                      
--------------------------------------------------------------------------------------------------------------------------------------------------------
                                                                        x*cos(x)                                                                        
$$\frac{- \sin{\left(x \right)} + \frac{2 \left(x \sin{\left(x \right)} - \cos{\left(x \right)}\right)}{x} + \frac{\left(x \cos{\left(x \right)} + \left(x \sin{\left(x \right)} - \cos{\left(x \right)}\right) \left(\frac{\sin{\left(x \right)}}{\cos{\left(x \right)}} - \frac{1}{x}\right) + \frac{\left(x \sin{\left(x \right)} - \cos{\left(x \right)}\right) \sin{\left(x \right)}}{\cos{\left(x \right)}} + 2 \sin{\left(x \right)} - \frac{x \sin{\left(x \right)} - \cos{\left(x \right)}}{x}\right) \sin{\left(x \right)}}{x \cos{\left(x \right)}}}{x \cos{\left(x \right)}}$$
Tercera derivada [src]
                                                                                                                        /                                                                                                                                                            /  1   sin(x)\                                                                                          /  1   sin(x)\                                                            \                                       
                                                                                                                        |                                                                       /              2              \                                                      |- - + ------|*(-cos(x) + x*sin(x))                                         2                           |- - + ------|*(-cos(x) + x*sin(x))*sin(x)                                |                                       
                                                                                                                        |           /  1   sin(x)\                                              |    2    2*sin (x)   2*sin(x)|   3*(2*sin(x) + x*cos(x))   3*(-cos(x) + x*sin(x))   \  x   cos(x)/                        3*(2*sin(x) + x*cos(x))*sin(x)   3*sin (x)*(-cos(x) + x*sin(x))   \  x   cos(x)/                               4*(-cos(x) + x*sin(x))*sin(x)|                                       
       /                      /  1   sin(x)\                        -cos(x) + x*sin(x)   (-cos(x) + x*sin(x))*sin(x)\   |2*cos(x) + |- - + ------|*(2*sin(x) + x*cos(x)) + (-cos(x) + x*sin(x))*|1 + -- + --------- - --------| - ----------------------- + ---------------------- - ----------------------------------- + ------------------------------ + ------------------------------ + ------------------------------------------ - -----------------------------|*sin(x)                                
     3*|2*sin(x) + x*cos(x) + |- - + ------|*(-cos(x) + x*sin(x)) - ------------------ + ---------------------------|   |           \  x   cos(x)/                                              |     2       2       x*cos(x)|              x                         2                              x                                cos(x)                             2                                    cos(x)                                x*cos(x)          |                                       
       \                      \  x   cos(x)/                                x                       cos(x)          /   \                                                                       \    x     cos (x)            /                                       x                                                                                                cos (x)                                                                                         /          3*(-cos(x) + x*sin(x))*sin(x)
-1 + ---------------------------------------------------------------------------------------------------------------- + ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- - -----------------------------
                                                         x*cos(x)                                                                                                                                                                                                                                   2                                                                                                                                                                                            2             
                                                                                                                                                                                                                                                                                               x*cos (x)                                                                                                                                                                                    x*cos (x)          
---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
                                                                                                                                                                                                                                                       x                                                                                                                                                                                                                                                       
$$\frac{-1 - \frac{3 \left(x \sin{\left(x \right)} - \cos{\left(x \right)}\right) \sin{\left(x \right)}}{x \cos^{2}{\left(x \right)}} + \frac{3 \left(x \cos{\left(x \right)} + \left(x \sin{\left(x \right)} - \cos{\left(x \right)}\right) \left(\frac{\sin{\left(x \right)}}{\cos{\left(x \right)}} - \frac{1}{x}\right) + \frac{\left(x \sin{\left(x \right)} - \cos{\left(x \right)}\right) \sin{\left(x \right)}}{\cos{\left(x \right)}} + 2 \sin{\left(x \right)} - \frac{x \sin{\left(x \right)} - \cos{\left(x \right)}}{x}\right)}{x \cos{\left(x \right)}} + \frac{\left(\frac{\left(x \sin{\left(x \right)} - \cos{\left(x \right)}\right) \left(\frac{\sin{\left(x \right)}}{\cos{\left(x \right)}} - \frac{1}{x}\right) \sin{\left(x \right)}}{\cos{\left(x \right)}} + \left(x \sin{\left(x \right)} - \cos{\left(x \right)}\right) \left(\frac{2 \sin^{2}{\left(x \right)}}{\cos^{2}{\left(x \right)}} + 1 - \frac{2 \sin{\left(x \right)}}{x \cos{\left(x \right)}} + \frac{2}{x^{2}}\right) + \frac{3 \left(x \sin{\left(x \right)} - \cos{\left(x \right)}\right) \sin^{2}{\left(x \right)}}{\cos^{2}{\left(x \right)}} + \left(x \cos{\left(x \right)} + 2 \sin{\left(x \right)}\right) \left(\frac{\sin{\left(x \right)}}{\cos{\left(x \right)}} - \frac{1}{x}\right) + \frac{3 \left(x \cos{\left(x \right)} + 2 \sin{\left(x \right)}\right) \sin{\left(x \right)}}{\cos{\left(x \right)}} + 2 \cos{\left(x \right)} - \frac{\left(x \sin{\left(x \right)} - \cos{\left(x \right)}\right) \left(\frac{\sin{\left(x \right)}}{\cos{\left(x \right)}} - \frac{1}{x}\right)}{x} - \frac{4 \left(x \sin{\left(x \right)} - \cos{\left(x \right)}\right) \sin{\left(x \right)}}{x \cos{\left(x \right)}} - \frac{3 \left(x \cos{\left(x \right)} + 2 \sin{\left(x \right)}\right)}{x} + \frac{3 \left(x \sin{\left(x \right)} - \cos{\left(x \right)}\right)}{x^{2}}\right) \sin{\left(x \right)}}{x \cos^{2}{\left(x \right)}}}{x}$$
Gráfico
Derivada de sin(x)/(x*cos(x))