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y=lg|2x^3+4|

Derivada de y=lg|2x^3+4|

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

Gráfico:

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Solución

Ha introducido [src]
   /|   3    |\
log\|2*x  + 4|/
$$\log{\left(\left|{2 x^{3} + 4}\right| \right)}$$
log(|2*x^3 + 4|)
Gráfica
Primera derivada [src]
   2     /       3\
6*x *sign\4 + 2*x /
-------------------
     |   3    |    
     |2*x  + 4|    
$$\frac{6 x^{2} \operatorname{sign}{\left(2 x^{3} + 4 \right)}}{\left|{2 x^{3} + 4}\right|}$$
Segunda derivada [src]
    /      /     3\      3     2/     3\       3           /  /     3\\\
    |2*sign\2 + x /   3*x *sign \2 + x /   12*x *DiracDelta\2*\2 + x //|
3*x*|-------------- - ------------------ + ----------------------------|
    |   |     3|                  2                  |     3|          |
    |   |2 + x |          /     3\                   |2 + x |          |
    \                     \2 + x /                                     /
$$3 x \left(\frac{12 x^{3} \delta\left(2 \left(x^{3} + 2\right)\right)}{\left|{x^{3} + 2}\right|} - \frac{3 x^{3} \operatorname{sign}^{2}{\left(x^{3} + 2 \right)}}{\left(x^{3} + 2\right)^{2}} + \frac{2 \operatorname{sign}{\left(x^{3} + 2 \right)}}{\left|{x^{3} + 2}\right|}\right)$$
Tercera derivada [src]
  /    /     3\      3     2/     3\      6     2/     3\       3           /  /     3\\       6           /  /     3\   \       6           /  /     3\\     /     3\\
  |sign\2 + x /   9*x *sign \2 + x /   9*x *sign \2 + x /   36*x *DiracDelta\2*\2 + x //   36*x *DiracDelta\2*\2 + x /, 1/   54*x *DiracDelta\2*\2 + x //*sign\2 + x /|
6*|------------ - ------------------ + ------------------ + ---------------------------- + ------------------------------- - -----------------------------------------|
  |  |     3|                 2                    3                  |     3|                         |     3|                                      2                |
  |  |2 + x |         /     3\             /     3\                   |2 + x |                         |2 + x |                              /     3\                 |
  \                   \2 + x /             \2 + x /                                                                                          \2 + x /                 /
$$6 \left(\frac{36 x^{6} \delta^{\left( 1 \right)}\left( 2 \left(x^{3} + 2\right) \right)}{\left|{x^{3} + 2}\right|} - \frac{54 x^{6} \delta\left(2 \left(x^{3} + 2\right)\right) \operatorname{sign}{\left(x^{3} + 2 \right)}}{\left(x^{3} + 2\right)^{2}} + \frac{9 x^{6} \operatorname{sign}^{2}{\left(x^{3} + 2 \right)}}{\left(x^{3} + 2\right)^{3}} + \frac{36 x^{3} \delta\left(2 \left(x^{3} + 2\right)\right)}{\left|{x^{3} + 2}\right|} - \frac{9 x^{3} \operatorname{sign}^{2}{\left(x^{3} + 2 \right)}}{\left(x^{3} + 2\right)^{2}} + \frac{\operatorname{sign}{\left(x^{3} + 2 \right)}}{\left|{x^{3} + 2}\right|}\right)$$
Gráfico
Derivada de y=lg|2x^3+4|