Господин Экзамен

Другие калькуляторы

Производная cos(x)/(Abs(cos(x)))

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

График:

от до

Кусочно-заданная:

Решение

Вы ввели [src]
 cos(x) 
--------
|cos(x)|
$$\frac{\cos{\left(x \right)}}{\left|{\cos{\left(x \right)}}\right|}$$
d / cos(x) \
--|--------|
dx\|cos(x)|/
$$\frac{d}{d x} \frac{\cos{\left(x \right)}}{\left|{\cos{\left(x \right)}}\right|}$$
Первая производная [src]
   sin(x)    sign(cos(x))*sin(x)
- -------- + -------------------
  |cos(x)|          cos(x)      
$$\frac{\sin{\left(x \right)} \operatorname{sign}{\left(\cos{\left(x \right)} \right)}}{\cos{\left(x \right)}} - \frac{\sin{\left(x \right)}}{\left|{\cos{\left(x \right)}}\right|}$$
Вторая производная [src]
                  2                                     
   cos(x)    2*sin (x)*DiracDelta(cos(x))               
- -------- - ---------------------------- + sign(cos(x))
  |cos(x)|              cos(x)                          
$$- \frac{2 \sin^{2}{\left(x \right)} \delta\left(\cos{\left(x \right)}\right)}{\cos{\left(x \right)}} + \operatorname{sign}{\left(\cos{\left(x \right)} \right)} - \frac{\cos{\left(x \right)}}{\left|{\cos{\left(x \right)}}\right|}$$
Третья производная [src]
/                                    /       2                              2                               \                                                                                                           \       
|                                    |  2*sin (x)*DiracDelta(cos(x))   2*sin (x)*sign(cos(x))               |                                                                                                           |       
|                                  3*|- ---------------------------- + ---------------------- + sign(cos(x))|                                                                                                           |       
|                                    |             cos(x)                        2                          |                         2                              2                                 2                |       
|   1                                \                                        cos (x)                       /   2*sign(cos(x))   8*sin (x)*DiracDelta(cos(x))   2*sin (x)*DiracDelta(cos(x), 1)   6*sin (x)*sign(cos(x))|       
|-------- - 6*DiracDelta(cos(x)) - -------------------------------------------------------------------------- + -------------- - ---------------------------- + ------------------------------- + ----------------------|*sin(x)
||cos(x)|                                                            cos(x)                                         cos(x)                    2                              cos(x)                         3           |       
\                                                                                                                                          cos (x)                                                       cos (x)        /       
$$\left(\frac{2 \sin^{2}{\left(x \right)} \delta^{\left( 1 \right)}\left( \cos{\left(x \right)} \right)}{\cos{\left(x \right)}} - \frac{8 \sin^{2}{\left(x \right)} \delta\left(\cos{\left(x \right)}\right)}{\cos^{2}{\left(x \right)}} - 6 \delta\left(\cos{\left(x \right)}\right) - \frac{3 \left(- \frac{2 \sin^{2}{\left(x \right)} \delta\left(\cos{\left(x \right)}\right)}{\cos{\left(x \right)}} + \frac{2 \sin^{2}{\left(x \right)} \operatorname{sign}{\left(\cos{\left(x \right)} \right)}}{\cos^{2}{\left(x \right)}} + \operatorname{sign}{\left(\cos{\left(x \right)} \right)}\right)}{\cos{\left(x \right)}} + \frac{6 \sin^{2}{\left(x \right)} \operatorname{sign}{\left(\cos{\left(x \right)} \right)}}{\cos^{3}{\left(x \right)}} + \frac{2 \operatorname{sign}{\left(\cos{\left(x \right)} \right)}}{\cos{\left(x \right)}} + \frac{1}{\left|{\cos{\left(x \right)}}\right|}\right) \sin{\left(x \right)}$$