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y=(arcctgx-x)*ln(2x+1)

Derivada de y=(arcctgx-x)*ln(2x+1)

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Solución

Ha introducido [src]
(acot(x) - x)*log(2*x + 1)
$$\left(- x + \operatorname{acot}{\left(x \right)}\right) \log{\left(2 x + 1 \right)}$$
(acot(x) - x)*log(2*x + 1)
Gráfica
Primera derivada [src]
/       1   \                2*(acot(x) - x)
|-1 - ------|*log(2*x + 1) + ---------------
|          2|                    2*x + 1    
\     1 + x /                               
$$\left(-1 - \frac{1}{x^{2} + 1}\right) \log{\left(2 x + 1 \right)} + \frac{2 \left(- x + \operatorname{acot}{\left(x \right)}\right)}{2 x + 1}$$
Segunda derivada [src]
  /    /      1   \                                   \
  |  2*|1 + ------|                                   |
  |    |         2|                                   |
  |    \    1 + x /   2*(x - acot(x))   x*log(1 + 2*x)|
2*|- -------------- + --------------- + --------------|
  |     1 + 2*x                   2               2   |
  |                      (1 + 2*x)        /     2\    |
  \                                       \1 + x /    /
$$2 \left(\frac{x \log{\left(2 x + 1 \right)}}{\left(x^{2} + 1\right)^{2}} - \frac{2 \left(1 + \frac{1}{x^{2} + 1}\right)}{2 x + 1} + \frac{2 \left(x - \operatorname{acot}{\left(x \right)}\right)}{\left(2 x + 1\right)^{2}}\right)$$
Tercera derivada [src]
  /                                     /         2 \                                   \
  |                      /      1   \   |      4*x  |                                   |
  |                    6*|1 + ------|   |-1 + ------|*log(1 + 2*x)                      |
  |                      |         2|   |          2|                                   |
  |  8*(x - acot(x))     \    1 + x /   \     1 + x /                        6*x        |
2*|- --------------- + -------------- - -------------------------- + -------------------|
  |              3                2                     2                    2          |
  |     (1 + 2*x)        (1 + 2*x)              /     2\             /     2\           |
  \                                             \1 + x /             \1 + x / *(1 + 2*x)/
$$2 \left(\frac{6 x}{\left(2 x + 1\right) \left(x^{2} + 1\right)^{2}} + \frac{6 \left(1 + \frac{1}{x^{2} + 1}\right)}{\left(2 x + 1\right)^{2}} - \frac{8 \left(x - \operatorname{acot}{\left(x \right)}\right)}{\left(2 x + 1\right)^{3}} - \frac{\left(\frac{4 x^{2}}{x^{2} + 1} - 1\right) \log{\left(2 x + 1 \right)}}{\left(x^{2} + 1\right)^{2}}\right)$$
Gráfico
Derivada de y=(arcctgx-x)*ln(2x+1)