Solución detallada
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Sustituimos .
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La derivada del coseno es igual a menos el seno:
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Luego se aplica una cadena de reglas. Multiplicamos por :
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No logro encontrar los pasos en la búsqueda de esta derivada.
Perola derivada
Como resultado de la secuencia de reglas:
Respuesta:
x / x\
-x *(1 + log(x))*sin\x /
$$- x^{x} \left(\log{\left(x \right)} + 1\right) \sin{\left(x^{x} \right)}$$
/ / x\ \
x |sin\x / 2 / x\ x 2 / x\|
-x *|------- + (1 + log(x)) *sin\x / + x *(1 + log(x)) *cos\x /|
\ x /
$$- x^{x} \left(x^{x} \left(\log{\left(x \right)} + 1\right)^{2} \cos{\left(x^{x} \right)} + \left(\log{\left(x \right)} + 1\right)^{2} \sin{\left(x^{x} \right)} + \frac{\sin{\left(x^{x} \right)}}{x}\right)$$
/ / x\ / x\ x / x\\
x |sin\x / 3 / x\ 2*x 3 / x\ 3*(1 + log(x))*sin\x / x 3 / x\ 3*x *(1 + log(x))*cos\x /|
x *|------- - (1 + log(x)) *sin\x / + x *(1 + log(x)) *sin\x / - ---------------------- - 3*x *(1 + log(x)) *cos\x / - -------------------------|
| 2 x x |
\ x /
$$x^{x} \left(x^{2 x} \left(\log{\left(x \right)} + 1\right)^{3} \sin{\left(x^{x} \right)} - 3 x^{x} \left(\log{\left(x \right)} + 1\right)^{3} \cos{\left(x^{x} \right)} - \left(\log{\left(x \right)} + 1\right)^{3} \sin{\left(x^{x} \right)} - \frac{3 x^{x} \left(\log{\left(x \right)} + 1\right) \cos{\left(x^{x} \right)}}{x} - \frac{3 \left(\log{\left(x \right)} + 1\right) \sin{\left(x^{x} \right)}}{x} + \frac{\sin{\left(x^{x} \right)}}{x^{2}}\right)$$
/ / x\ / x\ x / x\\
x |sin\x / 3 / x\ 2*x 3 / x\ 3*(1 + log(x))*sin\x / x 3 / x\ 3*x *(1 + log(x))*cos\x /|
x *|------- - (1 + log(x)) *sin\x / + x *(1 + log(x)) *sin\x / - ---------------------- - 3*x *(1 + log(x)) *cos\x / - -------------------------|
| 2 x x |
\ x /
$$x^{x} \left(x^{2 x} \left(\log{\left(x \right)} + 1\right)^{3} \sin{\left(x^{x} \right)} - 3 x^{x} \left(\log{\left(x \right)} + 1\right)^{3} \cos{\left(x^{x} \right)} - \left(\log{\left(x \right)} + 1\right)^{3} \sin{\left(x^{x} \right)} - \frac{3 x^{x} \left(\log{\left(x \right)} + 1\right) \cos{\left(x^{x} \right)}}{x} - \frac{3 \left(\log{\left(x \right)} + 1\right) \sin{\left(x^{x} \right)}}{x} + \frac{\sin{\left(x^{x} \right)}}{x^{2}}\right)$$