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13/9*log(Abs((3*x+1)+((3*x+1)^2+1)^(1/2)))

Производная 13/9*log(Abs((3*x+1)+((3*x+1)^2+1)^(1/2)))

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

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Кусочно-заданная:

Решение

Вы ввели [src]
      /|             ________________|\
      ||            /          2     ||
13*log\|3*x + 1 + \/  (3*x + 1)  + 1 |/
---------------------------------------
                   9                   
$$\frac{13 \log{\left(\left|{3 x + \sqrt{\left(3 x + 1\right)^{2} + 1} + 1}\right| \right)}}{9}$$
  /      /|             ________________|\\
  |      ||            /          2     |||
d |13*log\|3*x + 1 + \/  (3*x + 1)  + 1 |/|
--|---------------------------------------|
dx\                   9                   /
$$\frac{d}{d x} \frac{13 \log{\left(\left|{3 x + \sqrt{\left(3 x + 1\right)^{2} + 1} + 1}\right| \right)}}{9}$$
График
Первая производная [src]
                                 /       ________________      \
   /          3 + 9*x      \     |      /          2           |
13*|3 + -------------------|*sign\1 + \/  (3*x + 1)  + 1  + 3*x/
   |       ________________|                                    
   |      /          2     |                                    
   \    \/  (3*x + 1)  + 1 /                                    
----------------------------------------------------------------
                 |             ________________|                
                 |            /          2     |                
               9*|3*x + 1 + \/  (3*x + 1)  + 1 |                
$$\frac{13 \left(\frac{9 x + 3}{\sqrt{\left(3 x + 1\right)^{2} + 1}} + 3\right) \operatorname{sign}{\left(3 x + \sqrt{\left(3 x + 1\right)^{2} + 1} + 1 \right)}}{9 \left|{3 x + \sqrt{\left(3 x + 1\right)^{2} + 1} + 1}\right|}$$
Вторая производная [src]
   /                           2      /       ________________      \                              2           /       ________________      \                                                            \
   |  /          1 + 3*x      \      2|      /              2       |     /          1 + 3*x      \            |      /              2       |   /                2  \     /       ________________      \|
   |  |1 + -------------------| *sign \1 + \/  1 + (1 + 3*x)   + 3*x/   2*|1 + -------------------| *DiracDelta\1 + \/  1 + (1 + 3*x)   + 3*x/   |       (1 + 3*x)   |     |      /              2       ||
   |  |       ________________|                                           |       ________________|                                              |-1 + --------------|*sign\1 + \/  1 + (1 + 3*x)   + 3*x/|
   |  |      /              2 |                                           |      /              2 |                                              |                  2|                                    |
   |  \    \/  1 + (1 + 3*x)  /                                           \    \/  1 + (1 + 3*x)  /                                              \     1 + (1 + 3*x) /                                    |
13*|- --------------------------------------------------------------- + ---------------------------------------------------------------------- - ---------------------------------------------------------|
   |                                                 2                                     |       ________________      |                             ________________ |       ________________      |   |
   |                  /       ________________      \                                      |      /              2       |                            /              2  |      /              2       |   |
   |                  |      /              2       |                                      |1 + \/  1 + (1 + 3*x)   + 3*x|                          \/  1 + (1 + 3*x)  *|1 + \/  1 + (1 + 3*x)   + 3*x|   |
   \                  \1 + \/  1 + (1 + 3*x)   + 3*x/                                                                                                                                                     /
$$13 \cdot \left(\frac{2 \left(\frac{3 x + 1}{\sqrt{\left(3 x + 1\right)^{2} + 1}} + 1\right)^{2} \delta\left(3 x + \sqrt{\left(3 x + 1\right)^{2} + 1} + 1\right)}{\left|{3 x + \sqrt{\left(3 x + 1\right)^{2} + 1} + 1}\right|} - \frac{\left(\frac{3 x + 1}{\sqrt{\left(3 x + 1\right)^{2} + 1}} + 1\right)^{2} \operatorname{sign}^{2}{\left(3 x + \sqrt{\left(3 x + 1\right)^{2} + 1} + 1 \right)}}{\left(3 x + \sqrt{\left(3 x + 1\right)^{2} + 1} + 1\right)^{2}} - \frac{\left(\frac{\left(3 x + 1\right)^{2}}{\left(3 x + 1\right)^{2} + 1} - 1\right) \operatorname{sign}{\left(3 x + \sqrt{\left(3 x + 1\right)^{2} + 1} + 1 \right)}}{\sqrt{\left(3 x + 1\right)^{2} + 1} \left|{3 x + \sqrt{\left(3 x + 1\right)^{2} + 1} + 1}\right|}\right)$$
Третья производная [src]
   /                           3      /       ________________      \                              3           /       ________________         \                              3           /       ________________      \     /       ________________      \                               /                2  \           /       ________________      \                                                                                  /       ________________      \                           /                2  \\
   |  /          1 + 3*x      \      2|      /              2       |     /          1 + 3*x      \            |      /              2          |     /          1 + 3*x      \            |      /              2       |     |      /              2       |     /          1 + 3*x      \ |       (1 + 3*x)   |           |      /              2       |               /                2  \     /       ________________      \         2|      /              2       | /          1 + 3*x      \ |       (1 + 3*x)   ||
   |2*|1 + -------------------| *sign \1 + \/  1 + (1 + 3*x)   + 3*x/   2*|1 + -------------------| *DiracDelta\1 + \/  1 + (1 + 3*x)   + 3*x, 1/   6*|1 + -------------------| *DiracDelta\1 + \/  1 + (1 + 3*x)   + 3*x/*sign\1 + \/  1 + (1 + 3*x)   + 3*x/   6*|1 + -------------------|*|-1 + --------------|*DiracDelta\1 + \/  1 + (1 + 3*x)   + 3*x/               |       (1 + 3*x)   |     |      /              2       |   3*sign \1 + \/  1 + (1 + 3*x)   + 3*x/*|1 + -------------------|*|-1 + --------------||
   |  |       ________________|                                           |       ________________|                                                   |       ________________|                                                                                    |       ________________| |                  2|                                             3*(1 + 3*x)*|-1 + --------------|*sign\1 + \/  1 + (1 + 3*x)   + 3*x/                                          |       ________________| |                  2||
   |  |      /              2 |                                           |      /              2 |                                                   |      /              2 |                                                                                    |      /              2 | \     1 + (1 + 3*x) /                                                         |                  2|                                                                              |      /              2 | \     1 + (1 + 3*x) /|
   |  \    \/  1 + (1 + 3*x)  /                                           \    \/  1 + (1 + 3*x)  /                                                   \    \/  1 + (1 + 3*x)  /                                                                                    \    \/  1 + (1 + 3*x)  /                                                                               \     1 + (1 + 3*x) /                                                                              \    \/  1 + (1 + 3*x)  /                      |
39*|----------------------------------------------------------------- + ------------------------------------------------------------------------- - ---------------------------------------------------------------------------------------------------------- - ------------------------------------------------------------------------------------------- + --------------------------------------------------------------------- + --------------------------------------------------------------------------------------|
   |                                                3                                        |       ________________      |                                                                                            2                                                               ________________ |       ________________      |                                                3/2 |       ________________      |                                                                                2                 |
   |                 /       ________________      \                                         |      /              2       |                                                             /       ________________      \                                                               /              2  |      /              2       |                                /             2\    |      /              2       |                                ________________ /       ________________      \                  |
   |                 |      /              2       |                                         |1 + \/  1 + (1 + 3*x)   + 3*x|                                                             |      /              2       |                                                             \/  1 + (1 + 3*x)  *|1 + \/  1 + (1 + 3*x)   + 3*x|                                \1 + (1 + 3*x) /   *|1 + \/  1 + (1 + 3*x)   + 3*x|                               /              2  |      /              2       |                  |
   \                 \1 + \/  1 + (1 + 3*x)   + 3*x/                                                                                                                                     \1 + \/  1 + (1 + 3*x)   + 3*x/                                                                                                                                                                                                                                \/  1 + (1 + 3*x)  *\1 + \/  1 + (1 + 3*x)   + 3*x/                  /
$$39 \cdot \left(\frac{2 \left(\frac{3 x + 1}{\sqrt{\left(3 x + 1\right)^{2} + 1}} + 1\right)^{3} \delta^{\left( 1 \right)}\left( 3 x + \sqrt{\left(3 x + 1\right)^{2} + 1} + 1 \right)}{\left|{3 x + \sqrt{\left(3 x + 1\right)^{2} + 1} + 1}\right|} - \frac{6 \left(\frac{3 x + 1}{\sqrt{\left(3 x + 1\right)^{2} + 1}} + 1\right)^{3} \delta\left(3 x + \sqrt{\left(3 x + 1\right)^{2} + 1} + 1\right) \operatorname{sign}{\left(3 x + \sqrt{\left(3 x + 1\right)^{2} + 1} + 1 \right)}}{\left(3 x + \sqrt{\left(3 x + 1\right)^{2} + 1} + 1\right)^{2}} + \frac{2 \left(\frac{3 x + 1}{\sqrt{\left(3 x + 1\right)^{2} + 1}} + 1\right)^{3} \operatorname{sign}^{2}{\left(3 x + \sqrt{\left(3 x + 1\right)^{2} + 1} + 1 \right)}}{\left(3 x + \sqrt{\left(3 x + 1\right)^{2} + 1} + 1\right)^{3}} - \frac{6 \left(\frac{3 x + 1}{\sqrt{\left(3 x + 1\right)^{2} + 1}} + 1\right) \left(\frac{\left(3 x + 1\right)^{2}}{\left(3 x + 1\right)^{2} + 1} - 1\right) \delta\left(3 x + \sqrt{\left(3 x + 1\right)^{2} + 1} + 1\right)}{\sqrt{\left(3 x + 1\right)^{2} + 1} \left|{3 x + \sqrt{\left(3 x + 1\right)^{2} + 1} + 1}\right|} + \frac{3 \left(\frac{3 x + 1}{\sqrt{\left(3 x + 1\right)^{2} + 1}} + 1\right) \left(\frac{\left(3 x + 1\right)^{2}}{\left(3 x + 1\right)^{2} + 1} - 1\right) \operatorname{sign}^{2}{\left(3 x + \sqrt{\left(3 x + 1\right)^{2} + 1} + 1 \right)}}{\sqrt{\left(3 x + 1\right)^{2} + 1} \left(3 x + \sqrt{\left(3 x + 1\right)^{2} + 1} + 1\right)^{2}} + \frac{3 \cdot \left(3 x + 1\right) \left(\frac{\left(3 x + 1\right)^{2}}{\left(3 x + 1\right)^{2} + 1} - 1\right) \operatorname{sign}{\left(3 x + \sqrt{\left(3 x + 1\right)^{2} + 1} + 1 \right)}}{\left(\left(3 x + 1\right)^{2} + 1\right)^{\frac{3}{2}} \left|{3 x + \sqrt{\left(3 x + 1\right)^{2} + 1} + 1}\right|}\right)$$
График
Производная 13/9*log(Abs((3*x+1)+((3*x+1)^2+1)^(1/2)))