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((x+(x+3)*log(x+3))*(x*sinx-2*x^3))/((x+3)^(x+1))

Derivada de ((x+(x+3)*log(x+3))*(x*sinx-2*x^3))/((x+3)^(x+1))

Función f() - derivada -er orden en el punto
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Gráfico:

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Solución

Ha introducido [src]
                         /              3\
(x + (x + 3)*log(x + 3))*\x*sin(x) - 2*x /
------------------------------------------
                      x + 1               
               (x + 3)                    
(x+(x+3)log(x+3))(2x3+xsin(x))(x+3)x+1\frac{\left(x + \left(x + 3\right) \log{\left(x + 3 \right)}\right) \left(- 2 x^{3} + x \sin{\left(x \right)}\right)}{\left(x + 3\right)^{x + 1}}
((x + (x + 3)*log(x + 3))*(x*sin(x) - 2*x^3))/(x + 3)^(x + 1)
Solución detallada
  1. Se aplica la regla de la derivada parcial:

    ddxf(x)g(x)=f(x)ddxg(x)+g(x)ddxf(x)g2(x)\frac{d}{d x} \frac{f{\left(x \right)}}{g{\left(x \right)}} = \frac{- f{\left(x \right)} \frac{d}{d x} g{\left(x \right)} + g{\left(x \right)} \frac{d}{d x} f{\left(x \right)}}{g^{2}{\left(x \right)}}

    f(x)=(x+(x+3)log(x+3))(2x3+xsin(x))f{\left(x \right)} = \left(x + \left(x + 3\right) \log{\left(x + 3 \right)}\right) \left(- 2 x^{3} + x \sin{\left(x \right)}\right) y g(x)=(x+3)x+1g{\left(x \right)} = \left(x + 3\right)^{x + 1}.

    Para calcular ddxf(x)\frac{d}{d x} f{\left(x \right)}:

    1. Se aplica la regla de la derivada de una multiplicación:

      ddxf(x)g(x)=f(x)ddxg(x)+g(x)ddxf(x)\frac{d}{d x} f{\left(x \right)} g{\left(x \right)} = f{\left(x \right)} \frac{d}{d x} g{\left(x \right)} + g{\left(x \right)} \frac{d}{d x} f{\left(x \right)}

      f(x)=x+(x+3)log(x+3)f{\left(x \right)} = x + \left(x + 3\right) \log{\left(x + 3 \right)}; calculamos ddxf(x)\frac{d}{d x} f{\left(x \right)}:

      1. diferenciamos x+(x+3)log(x+3)x + \left(x + 3\right) \log{\left(x + 3 \right)} miembro por miembro:

        1. Según el principio, aplicamos: xx tenemos 11

        2. Se aplica la regla de la derivada de una multiplicación:

          ddxf(x)g(x)=f(x)ddxg(x)+g(x)ddxf(x)\frac{d}{d x} f{\left(x \right)} g{\left(x \right)} = f{\left(x \right)} \frac{d}{d x} g{\left(x \right)} + g{\left(x \right)} \frac{d}{d x} f{\left(x \right)}

          f(x)=x+3f{\left(x \right)} = x + 3; calculamos ddxf(x)\frac{d}{d x} f{\left(x \right)}:

          1. diferenciamos x+3x + 3 miembro por miembro:

            1. La derivada de una constante 33 es igual a cero.

            2. Según el principio, aplicamos: xx tenemos 11

            Como resultado de: 11

          g(x)=log(x+3)g{\left(x \right)} = \log{\left(x + 3 \right)}; calculamos ddxg(x)\frac{d}{d x} g{\left(x \right)}:

          1. Sustituimos u=x+3u = x + 3.

          2. Derivado log(u)\log{\left(u \right)} es 1u\frac{1}{u}.

          3. Luego se aplica una cadena de reglas. Multiplicamos por ddx(x+3)\frac{d}{d x} \left(x + 3\right):

            1. diferenciamos x+3x + 3 miembro por miembro:

              1. Según el principio, aplicamos: xx tenemos 11

              2. La derivada de una constante 33 es igual a cero.

              Como resultado de: 11

            Como resultado de la secuencia de reglas:

            1x+3\frac{1}{x + 3}

          Como resultado de: x+3x+3+log(x+3)\frac{x + 3}{x + 3} + \log{\left(x + 3 \right)}

        Como resultado de: x+3x+3+log(x+3)+1\frac{x + 3}{x + 3} + \log{\left(x + 3 \right)} + 1

      g(x)=2x3+xsin(x)g{\left(x \right)} = - 2 x^{3} + x \sin{\left(x \right)}; calculamos ddxg(x)\frac{d}{d x} g{\left(x \right)}:

      1. diferenciamos 2x3+xsin(x)- 2 x^{3} + x \sin{\left(x \right)} miembro por miembro:

        1. La derivada del producto de una constante por función es igual al producto de esta constante por la derivada de esta función.

          1. Según el principio, aplicamos: x3x^{3} tenemos 3x23 x^{2}

          Entonces, como resultado: 6x2- 6 x^{2}

        2. Se aplica la regla de la derivada de una multiplicación:

          ddxf(x)g(x)=f(x)ddxg(x)+g(x)ddxf(x)\frac{d}{d x} f{\left(x \right)} g{\left(x \right)} = f{\left(x \right)} \frac{d}{d x} g{\left(x \right)} + g{\left(x \right)} \frac{d}{d x} f{\left(x \right)}

          f(x)=xf{\left(x \right)} = x; calculamos ddxf(x)\frac{d}{d x} f{\left(x \right)}:

          1. Según el principio, aplicamos: xx tenemos 11

          g(x)=sin(x)g{\left(x \right)} = \sin{\left(x \right)}; calculamos ddxg(x)\frac{d}{d x} g{\left(x \right)}:

          1. La derivada del seno es igual al coseno:

            ddxsin(x)=cos(x)\frac{d}{d x} \sin{\left(x \right)} = \cos{\left(x \right)}

          Como resultado de: xcos(x)+sin(x)x \cos{\left(x \right)} + \sin{\left(x \right)}

        Como resultado de: 6x2+xcos(x)+sin(x)- 6 x^{2} + x \cos{\left(x \right)} + \sin{\left(x \right)}

      Como resultado de: (x+(x+3)log(x+3))(6x2+xcos(x)+sin(x))+(2x3+xsin(x))(x+3x+3+log(x+3)+1)\left(x + \left(x + 3\right) \log{\left(x + 3 \right)}\right) \left(- 6 x^{2} + x \cos{\left(x \right)} + \sin{\left(x \right)}\right) + \left(- 2 x^{3} + x \sin{\left(x \right)}\right) \left(\frac{x + 3}{x + 3} + \log{\left(x + 3 \right)} + 1\right)

    Para calcular ddxg(x)\frac{d}{d x} g{\left(x \right)}:

    1. No logro encontrar los pasos en la búsqueda de esta derivada.

      Perola derivada

      (x+1)x+1(log(x+1)+1)\left(x + 1\right)^{x + 1} \left(\log{\left(x + 1 \right)} + 1\right)

    Ahora aplicamos la regla de la derivada de una divesión:

    (x+3)2x2((x+1)x+1(x+(x+3)log(x+3))(2x3+xsin(x))(log(x+1)+1)+(x+3)x+1((x+(x+3)log(x+3))(6x2+xcos(x)+sin(x))+(2x3+xsin(x))(x+3x+3+log(x+3)+1)))\left(x + 3\right)^{- 2 x - 2} \left(- \left(x + 1\right)^{x + 1} \left(x + \left(x + 3\right) \log{\left(x + 3 \right)}\right) \left(- 2 x^{3} + x \sin{\left(x \right)}\right) \left(\log{\left(x + 1 \right)} + 1\right) + \left(x + 3\right)^{x + 1} \left(\left(x + \left(x + 3\right) \log{\left(x + 3 \right)}\right) \left(- 6 x^{2} + x \cos{\left(x \right)} + \sin{\left(x \right)}\right) + \left(- 2 x^{3} + x \sin{\left(x \right)}\right) \left(\frac{x + 3}{x + 3} + \log{\left(x + 3 \right)} + 1\right)\right)\right)

  2. Simplificamos:

    (x+3)2x2(x(x+1)x+1(x+(x+3)log(x+3))(2x2sin(x))(log(x+1)+1)(x+3)x+1(x(2x2sin(x))(log(x+3)+2)(x+(x+3)log(x+3))(6x2+xcos(x)+sin(x))))\left(x + 3\right)^{- 2 x - 2} \left(x \left(x + 1\right)^{x + 1} \left(x + \left(x + 3\right) \log{\left(x + 3 \right)}\right) \left(2 x^{2} - \sin{\left(x \right)}\right) \left(\log{\left(x + 1 \right)} + 1\right) - \left(x + 3\right)^{x + 1} \left(x \left(2 x^{2} - \sin{\left(x \right)}\right) \left(\log{\left(x + 3 \right)} + 2\right) - \left(x + \left(x + 3\right) \log{\left(x + 3 \right)}\right) \left(- 6 x^{2} + x \cos{\left(x \right)} + \sin{\left(x \right)}\right)\right)\right)


Respuesta:

(x+3)2x2(x(x+1)x+1(x+(x+3)log(x+3))(2x2sin(x))(log(x+1)+1)(x+3)x+1(x(2x2sin(x))(log(x+3)+2)(x+(x+3)log(x+3))(6x2+xcos(x)+sin(x))))\left(x + 3\right)^{- 2 x - 2} \left(x \left(x + 1\right)^{x + 1} \left(x + \left(x + 3\right) \log{\left(x + 3 \right)}\right) \left(2 x^{2} - \sin{\left(x \right)}\right) \left(\log{\left(x + 1 \right)} + 1\right) - \left(x + 3\right)^{x + 1} \left(x \left(2 x^{2} - \sin{\left(x \right)}\right) \left(\log{\left(x + 3 \right)} + 2\right) - \left(x + \left(x + 3\right) \log{\left(x + 3 \right)}\right) \left(- 6 x^{2} + x \cos{\left(x \right)} + \sin{\left(x \right)}\right)\right)\right)

Gráfica
02468-8-6-4-2-1010-200200
Primera derivada [src]
       -1 - x /                 /              3\                            /     2                    \\          -2 - 2*x        x + 1                          /              3\ /x + 1             \
(x + 3)      *\(2 + log(x + 3))*\x*sin(x) - 2*x / + (x + (x + 3)*log(x + 3))*\- 6*x  + x*cos(x) + sin(x)// - (x + 3)        *(x + 3)     *(x + (x + 3)*log(x + 3))*\x*sin(x) - 2*x /*|----- + log(x + 3)|
                                                                                                                                                                                     \x + 3             /
(x+3)2x2(x+3)x+1(x+(x+3)log(x+3))(2x3+xsin(x))(x+1x+3+log(x+3))+(x+3)x1((x+(x+3)log(x+3))(6x2+xcos(x)+sin(x))+(2x3+xsin(x))(log(x+3)+2))- \left(x + 3\right)^{- 2 x - 2} \left(x + 3\right)^{x + 1} \left(x + \left(x + 3\right) \log{\left(x + 3 \right)}\right) \left(- 2 x^{3} + x \sin{\left(x \right)}\right) \left(\frac{x + 1}{x + 3} + \log{\left(x + 3 \right)}\right) + \left(x + 3\right)^{- x - 1} \left(\left(x + \left(x + 3\right) \log{\left(x + 3 \right)}\right) \left(- 6 x^{2} + x \cos{\left(x \right)} + \sin{\left(x \right)}\right) + \left(- 2 x^{3} + x \sin{\left(x \right)}\right) \left(\log{\left(x + 3 \right)} + 2\right)\right)
Segunda derivada [src]
               /                                                                                                                                                                                                                                                                                  /                             1 + x\                 \
               |                                                                                                                                                                                                                                    /             2\                              |                    2   -2 + -----|                 |
        -1 - x |                                                                            /     2                    \     /1 + x             \ /                         /     2                    \                      /             2\\   x*\-sin(x) + 2*x /                              |/1 + x             \         3 + x| /             2\|
-(3 + x)      *|(x + (3 + x)*log(3 + x))*(-2*cos(x) + 12*x + x*sin(x)) - 2*(2 + log(3 + x))*\- 6*x  + x*cos(x) + sin(x)/ + 2*|----- + log(3 + x)|*\(x + (3 + x)*log(3 + x))*\- 6*x  + x*cos(x) + sin(x)/ - x*(2 + log(3 + x))*\-sin(x) + 2*x // + ------------------ + x*(x + (3 + x)*log(3 + x))*||----- + log(3 + x)|  + ----------|*\-sin(x) + 2*x /|
               \                                                                                                             \3 + x             /                                                                                                       3 + x                                     \\3 + x             /      3 + x   /                 /
(x+3)x1(x(x+(x+3)log(x+3))(2x2sin(x))((x+1x+3+log(x+3))2+x+1x+32x+3)+x(2x2sin(x))x+3+(x+(x+3)log(x+3))(xsin(x)+12x2cos(x))+2(x+1x+3+log(x+3))(x(2x2sin(x))(log(x+3)+2)+(x+(x+3)log(x+3))(6x2+xcos(x)+sin(x)))2(log(x+3)+2)(6x2+xcos(x)+sin(x)))- \left(x + 3\right)^{- x - 1} \left(x \left(x + \left(x + 3\right) \log{\left(x + 3 \right)}\right) \left(2 x^{2} - \sin{\left(x \right)}\right) \left(\left(\frac{x + 1}{x + 3} + \log{\left(x + 3 \right)}\right)^{2} + \frac{\frac{x + 1}{x + 3} - 2}{x + 3}\right) + \frac{x \left(2 x^{2} - \sin{\left(x \right)}\right)}{x + 3} + \left(x + \left(x + 3\right) \log{\left(x + 3 \right)}\right) \left(x \sin{\left(x \right)} + 12 x - 2 \cos{\left(x \right)}\right) + 2 \left(\frac{x + 1}{x + 3} + \log{\left(x + 3 \right)}\right) \left(- x \left(2 x^{2} - \sin{\left(x \right)}\right) \left(\log{\left(x + 3 \right)} + 2\right) + \left(x + \left(x + 3\right) \log{\left(x + 3 \right)}\right) \left(- 6 x^{2} + x \cos{\left(x \right)} + \sin{\left(x \right)}\right)\right) - 2 \left(\log{\left(x + 3 \right)} + 2\right) \left(- 6 x^{2} + x \cos{\left(x \right)} + \sin{\left(x \right)}\right)\right)
Tercera derivada [src]
              /                                                                                                                                             /                             1 + x\                                                                                                                                                                                                                                                                                                                           /                             2*(1 + x)     /     1 + x\ /1 + x             \\\
              |                                                                                                            /     2                    \     |                    2   -2 + -----|                                                                                                                        /                                                                                                             /             2\\     /             2\                                               |                    3   -3 + ---------   3*|-2 + -----|*|----- + log(3 + x)|||
       -1 - x |                                                                                                          3*\- 6*x  + x*cos(x) + sin(x)/     |/1 + x             \         3 + x| /                         /     2                    \                      /             2\\     /1 + x             \ |                                                                            /     2                    \   x*\-sin(x) + 2*x /|   x*\-sin(x) + 2*x /                              /             2\ |/1 + x             \           3 + x       \     3 + x/ \3 + x             /||
(3 + x)      *|-(x + (3 + x)*log(3 + x))*(12 + 3*sin(x) + x*cos(x)) - 3*(2 + log(3 + x))*(-2*cos(x) + 12*x + x*sin(x)) + ------------------------------ + 3*||----- + log(3 + x)|  + ----------|*\(x + (3 + x)*log(3 + x))*\- 6*x  + x*cos(x) + sin(x)/ - x*(2 + log(3 + x))*\-sin(x) + 2*x // + 3*|----- + log(3 + x)|*|(x + (3 + x)*log(3 + x))*(-2*cos(x) + 12*x + x*sin(x)) - 2*(2 + log(3 + x))*\- 6*x  + x*cos(x) + sin(x)/ + ------------------| + ------------------ + x*(x + (3 + x)*log(3 + x))*\-sin(x) + 2*x /*||----- + log(3 + x)|  + -------------- + -----------------------------------||
              |                                                                                                                      3 + x                  \\3 + x             /      3 + x   /                                                                                                   \3 + x             / \                                                                                                                 3 + x       /               2                                                    |\3 + x             /              2                     3 + x               ||
              \                                                                                                                                                                                                                                                                                                                                                                                                                                                (3 + x)                                                     \                           (3 + x)                                          //
(x+3)x1(x(x+(x+3)log(x+3))(2x2sin(x))((x+1x+3+log(x+3))3+3(x+1x+32)(x+1x+3+log(x+3))x+3+2(x+1)x+33(x+3)2)+x(2x2sin(x))(x+3)2(x+(x+3)log(x+3))(xcos(x)+3sin(x)+12)+3(x+1x+3+log(x+3))(x(2x2sin(x))x+3+(x+(x+3)log(x+3))(xsin(x)+12x2cos(x))2(log(x+3)+2)(6x2+xcos(x)+sin(x)))+3(x(2x2sin(x))(log(x+3)+2)+(x+(x+3)log(x+3))(6x2+xcos(x)+sin(x)))((x+1x+3+log(x+3))2+x+1x+32x+3)3(log(x+3)+2)(xsin(x)+12x2cos(x))+3(6x2+xcos(x)+sin(x))x+3)\left(x + 3\right)^{- x - 1} \left(x \left(x + \left(x + 3\right) \log{\left(x + 3 \right)}\right) \left(2 x^{2} - \sin{\left(x \right)}\right) \left(\left(\frac{x + 1}{x + 3} + \log{\left(x + 3 \right)}\right)^{3} + \frac{3 \left(\frac{x + 1}{x + 3} - 2\right) \left(\frac{x + 1}{x + 3} + \log{\left(x + 3 \right)}\right)}{x + 3} + \frac{\frac{2 \left(x + 1\right)}{x + 3} - 3}{\left(x + 3\right)^{2}}\right) + \frac{x \left(2 x^{2} - \sin{\left(x \right)}\right)}{\left(x + 3\right)^{2}} - \left(x + \left(x + 3\right) \log{\left(x + 3 \right)}\right) \left(x \cos{\left(x \right)} + 3 \sin{\left(x \right)} + 12\right) + 3 \left(\frac{x + 1}{x + 3} + \log{\left(x + 3 \right)}\right) \left(\frac{x \left(2 x^{2} - \sin{\left(x \right)}\right)}{x + 3} + \left(x + \left(x + 3\right) \log{\left(x + 3 \right)}\right) \left(x \sin{\left(x \right)} + 12 x - 2 \cos{\left(x \right)}\right) - 2 \left(\log{\left(x + 3 \right)} + 2\right) \left(- 6 x^{2} + x \cos{\left(x \right)} + \sin{\left(x \right)}\right)\right) + 3 \left(- x \left(2 x^{2} - \sin{\left(x \right)}\right) \left(\log{\left(x + 3 \right)} + 2\right) + \left(x + \left(x + 3\right) \log{\left(x + 3 \right)}\right) \left(- 6 x^{2} + x \cos{\left(x \right)} + \sin{\left(x \right)}\right)\right) \left(\left(\frac{x + 1}{x + 3} + \log{\left(x + 3 \right)}\right)^{2} + \frac{\frac{x + 1}{x + 3} - 2}{x + 3}\right) - 3 \left(\log{\left(x + 3 \right)} + 2\right) \left(x \sin{\left(x \right)} + 12 x - 2 \cos{\left(x \right)}\right) + \frac{3 \left(- 6 x^{2} + x \cos{\left(x \right)} + \sin{\left(x \right)}\right)}{x + 3}\right)
Gráfico
Derivada de ((x+(x+3)*log(x+3))*(x*sinx-2*x^3))/((x+3)^(x+1))