Господин Экзамен

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((cot(x))^2)^(1/x)

Производная ((cot(x))^2)^(1/x)

Функция f() - производная -го порядка в точке
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График:

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Кусочно-заданная:

Решение

Вы ввели [src]
   _________
x /    2    
\/  cot (x) 
$$\left(\cot^{2}{\left(x \right)}\right)^{1 \cdot \frac{1}{x}}$$
  /   _________\
d |x /    2    |
--\\/  cot (x) /
dx              
$$\frac{d}{d x} \left(\cot^{2}{\left(x \right)}\right)^{1 \cdot \frac{1}{x}}$$
Подробное решение
  1. Не могу найти шаги в поиске этой производной.

    Но производная

  2. Теперь упростим:


Ответ:

График
Первая производная [src]
        2                                  
        - /     /   2   \             2   \
        x |  log\cot (x)/   -2 - 2*cot (x)|
|cot(x)| *|- ------------ + --------------|
          |        2           x*cot(x)   |
          \       x                       /
$$\left(\frac{- 2 \cot^{2}{\left(x \right)} - 2}{x \cot{\left(x \right)}} - \frac{\log{\left(\cot^{2}{\left(x \right)} \right)}}{x^{2}}\right) \left|{\cot{\left(x \right)}}\right|^{\frac{2}{x}}$$
Вторая производная [src]
            /                                                /   /   2   \     /       2   \\ /                /       2   \             \                  \
          2 |                                            2   |log\cot (x)/   2*\1 + cot (x)/| |log(|cot(x)|)   \1 + cot (x)/*sign(cot(x))|                  |
          - |                   /   2   \   /       2   \    |------------ + ---------------|*|------------- + --------------------------|     /       2   \|
          x |         2      log\cot (x)/   \1 + cot (x)/    \     x              cot(x)    / \      x                  |cot(x)|         /   2*\1 + cot (x)/|
2*|cot(x)| *|2 + 2*cot (x) + ------------ - -------------- + ----------------------------------------------------------------------------- + ---------------|
            |                      2              2                                                x                                             x*cot(x)   |
            \                     x            cot (x)                                                                                                      /
-------------------------------------------------------------------------------------------------------------------------------------------------------------
                                                                              x                                                                              
$$\frac{2 \left(2 \cot^{2}{\left(x \right)} + \frac{\left(\frac{2 \left(\cot^{2}{\left(x \right)} + 1\right)}{\cot{\left(x \right)}} + \frac{\log{\left(\cot^{2}{\left(x \right)} \right)}}{x}\right) \left(\frac{\left(\cot^{2}{\left(x \right)} + 1\right) \operatorname{sign}{\left(\cot{\left(x \right)} \right)}}{\left|{\cot{\left(x \right)}}\right|} + \frac{\log{\left(\left|{\cot{\left(x \right)}}\right| \right)}}{x}\right)}{x} - \frac{\left(\cot^{2}{\left(x \right)} + 1\right)^{2}}{\cot^{2}{\left(x \right)}} + 2 + \frac{2 \left(\cot^{2}{\left(x \right)} + 1\right)}{x \cot{\left(x \right)}} + \frac{\log{\left(\cot^{2}{\left(x \right)} \right)}}{x^{2}}\right) \left|{\cot{\left(x \right)}}\right|^{\frac{2}{x}}}{x}$$
Третья производная [src]
             /                                                                                                                                     /                               2                                2                                                                                        \                                                                                                                                                        /                                            2                  \                  \
             |                                                                                                    /   /   2   \     /       2   \\ |                  /       2   \      2             /       2   \                         /       2   \                  /       2   \                    |                                                                    2                                      /                /       2   \             \ |                   /   2   \   /       2   \      /       2   \|                  |
             |                                                                                                    |log\cot (x)/   2*\1 + cot (x)/| |2*log(|cot(x)|)   \1 + cot (x)/ *sign (cot(x))   2*\1 + cot (x)/ *DiracDelta(cot(x))   2*\1 + cot (x)/*sign(cot(x))   2*\1 + cot (x)/*cot(x)*sign(cot(x))|                        /                /       2   \             \  /   /   2   \     /       2   \\     |log(|cot(x)|)   \1 + cot (x)/*sign(cot(x))| |         2      log\cot (x)/   \1 + cot (x)/    2*\1 + cot (x)/|                  |
           2 |                 2                  3                                                               |------------ + ---------------|*|--------------- - ---------------------------- + ----------------------------------- + ---------------------------- + -----------------------------------|                  2     |log(|cot(x)|)   \1 + cot (x)/*sign(cot(x))|  |log\cot (x)/   2*\1 + cot (x)/|   4*|------------- + --------------------------|*|2 + 2*cot (x) + ------------ - -------------- + ---------------|                  |
           - |    /       2   \      /       2   \         /   2   \                              /       2   \   \     x              cot(x)    / |        2                      2                               |cot(x)|                         x*|cot(x)|                          |cot(x)|             |     /       2   \    2*|------------- + --------------------------| *|------------ + ---------------|     \      x                  |cot(x)|         / |                      2              2              x*cot(x)   |     /       2   \|
           x |  4*\1 + cot (x)/    2*\1 + cot (x)/    3*log\cot (x)/     /       2   \          6*\1 + cot (x)/                                    \       x                    cot (x)                                                                                                                      /   3*\1 + cot (x)/      \      x                  |cot(x)|         /  \     x              cot(x)    /                                                  \                     x            cot (x)                      /   6*\1 + cot (x)/|
-2*|cot(x)| *|- ---------------- + ---------------- + -------------- + 4*\1 + cot (x)/*cot(x) + --------------- + -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- - ---------------- + -------------------------------------------------------------------------------- + ---------------------------------------------------------------------------------------------------------------- + ---------------|
             |       cot(x)               3                  3                                         x                                                                                                       x                                                                                                         2                                                  2                                                                                                 x                                                               2          |
             \                         cot (x)              x                                                                                                                                                                                                                                                       x*cot (x)                                              x                                                                                                                                                                 x *cot(x)   /
----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------
                                                                                                                                                                                                                                                                            x                                                                                                                                                                                                                                                                             
$$- \frac{2 \cdot \left(4 \left(\cot^{2}{\left(x \right)} + 1\right) \cot{\left(x \right)} - \frac{4 \left(\cot^{2}{\left(x \right)} + 1\right)^{2}}{\cot{\left(x \right)}} + \frac{\left(\frac{2 \left(\cot^{2}{\left(x \right)} + 1\right)}{\cot{\left(x \right)}} + \frac{\log{\left(\cot^{2}{\left(x \right)} \right)}}{x}\right) \left(\frac{2 \left(\cot^{2}{\left(x \right)} + 1\right)^{2} \delta\left(\cot{\left(x \right)}\right)}{\left|{\cot{\left(x \right)}}\right|} - \frac{\left(\cot^{2}{\left(x \right)} + 1\right)^{2} \operatorname{sign}^{2}{\left(\cot{\left(x \right)} \right)}}{\cot^{2}{\left(x \right)}} + \frac{2 \left(\cot^{2}{\left(x \right)} + 1\right) \cot{\left(x \right)} \operatorname{sign}{\left(\cot{\left(x \right)} \right)}}{\left|{\cot{\left(x \right)}}\right|} + \frac{2 \left(\cot^{2}{\left(x \right)} + 1\right) \operatorname{sign}{\left(\cot{\left(x \right)} \right)}}{x \left|{\cot{\left(x \right)}}\right|} + \frac{2 \log{\left(\left|{\cot{\left(x \right)}}\right| \right)}}{x^{2}}\right)}{x} + \frac{4 \left(\frac{\left(\cot^{2}{\left(x \right)} + 1\right) \operatorname{sign}{\left(\cot{\left(x \right)} \right)}}{\left|{\cot{\left(x \right)}}\right|} + \frac{\log{\left(\left|{\cot{\left(x \right)}}\right| \right)}}{x}\right) \left(2 \cot^{2}{\left(x \right)} - \frac{\left(\cot^{2}{\left(x \right)} + 1\right)^{2}}{\cot^{2}{\left(x \right)}} + 2 + \frac{2 \left(\cot^{2}{\left(x \right)} + 1\right)}{x \cot{\left(x \right)}} + \frac{\log{\left(\cot^{2}{\left(x \right)} \right)}}{x^{2}}\right)}{x} + \frac{2 \cdot \left(\frac{2 \left(\cot^{2}{\left(x \right)} + 1\right)}{\cot{\left(x \right)}} + \frac{\log{\left(\cot^{2}{\left(x \right)} \right)}}{x}\right) \left(\frac{\left(\cot^{2}{\left(x \right)} + 1\right) \operatorname{sign}{\left(\cot{\left(x \right)} \right)}}{\left|{\cot{\left(x \right)}}\right|} + \frac{\log{\left(\left|{\cot{\left(x \right)}}\right| \right)}}{x}\right)^{2}}{x^{2}} + \frac{2 \left(\cot^{2}{\left(x \right)} + 1\right)^{3}}{\cot^{3}{\left(x \right)}} + \frac{6 \left(\cot^{2}{\left(x \right)} + 1\right)}{x} - \frac{3 \left(\cot^{2}{\left(x \right)} + 1\right)^{2}}{x \cot^{2}{\left(x \right)}} + \frac{6 \left(\cot^{2}{\left(x \right)} + 1\right)}{x^{2} \cot{\left(x \right)}} + \frac{3 \log{\left(\cot^{2}{\left(x \right)} \right)}}{x^{3}}\right) \left|{\cot{\left(x \right)}}\right|^{\frac{2}{x}}}{x}$$
График
Производная ((cot(x))^2)^(1/x)