Sr Examen

Derivada de y=(x+lnx)*arctgx

Función f() - derivada -er orden en el punto
v

Gráfico:

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Solución

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