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(atan(x)^4)*x*cos(7*x^4)

Производная (atan(x)^4)*x*cos(7*x^4)

Функция f() - производная -го порядка в точке
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Решение

Вы ввели [src]
    4         /   4\
atan (x)*x*cos\7*x /
$$x \cos{\left(7 x^{4} \right)} \operatorname{atan}^{4}{\left(x \right)}$$
d /    4         /   4\\
--\atan (x)*x*cos\7*x //
dx                      
$$\frac{d}{d x} x \cos{\left(7 x^{4} \right)} \operatorname{atan}^{4}{\left(x \right)}$$
График
Первая производная [src]
                                                        3       /   4\
    4       /   4\       4     4       /   4\   4*x*atan (x)*cos\7*x /
atan (x)*cos\7*x / - 28*x *atan (x)*sin\7*x / + ----------------------
                                                             2        
                                                        1 + x         
$$- 28 x^{4} \sin{\left(7 x^{4} \right)} \operatorname{atan}^{4}{\left(x \right)} + \cos{\left(7 x^{4} \right)} \operatorname{atan}^{4}{\left(x \right)} + \frac{4 x \cos{\left(7 x^{4} \right)} \operatorname{atan}^{3}{\left(x \right)}}{x^{2} + 1}$$
Вторая производная [src]
           /                                                                                          /   4\                           /   4\       4            /   4\\
      2    |      3     2       /   4\      3     2    /     /   4\       4    /   4\\   2*atan(x)*cos\7*x /   x*(-3 + 2*x*atan(x))*cos\7*x /   56*x *atan(x)*sin\7*x /|
4*atan (x)*|- 14*x *atan (x)*sin\7*x / - 7*x *atan (x)*\3*sin\7*x / + 28*x *cos\7*x // + ------------------- - ------------------------------ - -----------------------|
           |                                                                                         2                           2                            2        |
           |                                                                                    1 + x                    /     2\                        1 + x         |
           \                                                                                                             \1 + x /                                      /
$$4 \left(- 7 x^{3} \cdot \left(28 x^{4} \cos{\left(7 x^{4} \right)} + 3 \sin{\left(7 x^{4} \right)}\right) \operatorname{atan}^{2}{\left(x \right)} - 14 x^{3} \sin{\left(7 x^{4} \right)} \operatorname{atan}^{2}{\left(x \right)} - \frac{56 x^{4} \sin{\left(7 x^{4} \right)} \operatorname{atan}{\left(x \right)}}{x^{2} + 1} - \frac{x \left(2 x \operatorname{atan}{\left(x \right)} - 3\right) \cos{\left(7 x^{4} \right)}}{\left(x^{2} + 1\right)^{2}} + \frac{2 \cos{\left(7 x^{4} \right)} \operatorname{atan}{\left(x \right)}}{x^{2} + 1}\right) \operatorname{atan}^{2}{\left(x \right)}$$
Третья производная [src]
  /                                                                                                                                                                                                                                                  /                                       2     2   \                                                       \        
  |                                                                                                                                                                                                                                                  |      2        3      9*x*atan(x)   4*x *atan (x)|    /   4\                                             |        
  |                                                                                                                                                                                                                                              2*x*|- atan (x) + ------ - ----------- + -------------|*cos\7*x /                                             |        
  |                                                                                                                             3     2       /   4\       3     2    /     /   4\       4    /   4\\                                   /   4\       |                  2           2              2   |                 4                               /   4\|        
  |      2     3    /     /   4\       4    /   4\\       2     3    /     /   4\        8    /   4\        4    /   4\\   168*x *atan (x)*sin\7*x /   84*x *atan (x)*\3*sin\7*x / + 28*x *cos\7*x //   3*(-3 + 2*x*atan(x))*atan(x)*cos\7*x /       \             1 + x       1 + x          1 + x    /             84*x *(-3 + 2*x*atan(x))*atan(x)*sin\7*x /|        
4*|- 21*x *atan (x)*\3*sin\7*x / + 28*x *cos\7*x // - 14*x *atan (x)*\3*sin\7*x / - 392*x *sin\7*x / + 126*x *cos\7*x // - ------------------------- - ---------------------------------------------- - -------------------------------------- + ----------------------------------------------------------------- + ------------------------------------------|*atan(x)
  |                                                                                                                                       2                                     2                                             2                                                      2                                                       2                 |        
  |                                                                                                                                  1 + x                                 1 + x                                      /     2\                                               /     2\                                                /     2\                  |        
  \                                                                                                                                                                                                                   \1 + x /                                               \1 + x /                                                \1 + x /                  /        
$$4 \cdot \left(- 21 x^{2} \cdot \left(28 x^{4} \cos{\left(7 x^{4} \right)} + 3 \sin{\left(7 x^{4} \right)}\right) \operatorname{atan}^{3}{\left(x \right)} - 14 x^{2} \left(- 392 x^{8} \sin{\left(7 x^{4} \right)} + 126 x^{4} \cos{\left(7 x^{4} \right)} + 3 \sin{\left(7 x^{4} \right)}\right) \operatorname{atan}^{3}{\left(x \right)} + \frac{84 x^{4} \cdot \left(2 x \operatorname{atan}{\left(x \right)} - 3\right) \sin{\left(7 x^{4} \right)} \operatorname{atan}{\left(x \right)}}{\left(x^{2} + 1\right)^{2}} - \frac{84 x^{3} \cdot \left(28 x^{4} \cos{\left(7 x^{4} \right)} + 3 \sin{\left(7 x^{4} \right)}\right) \operatorname{atan}^{2}{\left(x \right)}}{x^{2} + 1} - \frac{168 x^{3} \sin{\left(7 x^{4} \right)} \operatorname{atan}^{2}{\left(x \right)}}{x^{2} + 1} + \frac{2 x \left(\frac{4 x^{2} \operatorname{atan}^{2}{\left(x \right)}}{x^{2} + 1} - \operatorname{atan}^{2}{\left(x \right)} - \frac{9 x \operatorname{atan}{\left(x \right)}}{x^{2} + 1} + \frac{3}{x^{2} + 1}\right) \cos{\left(7 x^{4} \right)}}{\left(x^{2} + 1\right)^{2}} - \frac{3 \cdot \left(2 x \operatorname{atan}{\left(x \right)} - 3\right) \cos{\left(7 x^{4} \right)} \operatorname{atan}{\left(x \right)}}{\left(x^{2} + 1\right)^{2}}\right) \operatorname{atan}{\left(x \right)}$$
График
Производная (atan(x)^4)*x*cos(7*x^4)