Solución detallada
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No logro encontrar los pasos en la búsqueda de esta derivada.
Perola derivada
Respuesta:
x / x*sin(x) \
cos (x)*|- -------- + log(cos(x))|
\ cos(x) /
$$\left(- \frac{x \sin{\left(x \right)}}{\cos{\left(x \right)}} + \log{\left(\cos{\left(x \right)} \right)}\right) \cos^{x}{\left(x \right)}$$
/ 2 2 \
x |/ x*sin(x)\ 2*sin(x) x*sin (x)|
cos (x)*||-log(cos(x)) + --------| - x - -------- - ---------|
|\ cos(x) / cos(x) 2 |
\ cos (x) /
$$\left(- \frac{x \sin^{2}{\left(x \right)}}{\cos^{2}{\left(x \right)}} - x + \left(\frac{x \sin{\left(x \right)}}{\cos{\left(x \right)}} - \log{\left(\cos{\left(x \right)} \right)}\right)^{2} - \frac{2 \sin{\left(x \right)}}{\cos{\left(x \right)}}\right) \cos^{x}{\left(x \right)}$$
/ 3 2 / 2 \ 3 \
x | / x*sin(x)\ 3*sin (x) / x*sin(x)\ | 2*sin(x) x*sin (x)| 2*x*sin(x) 2*x*sin (x)|
cos (x)*|-3 - |-log(cos(x)) + --------| - --------- + 3*|-log(cos(x)) + --------|*|x + -------- + ---------| - ---------- - -----------|
| \ cos(x) / 2 \ cos(x) / | cos(x) 2 | cos(x) 3 |
\ cos (x) \ cos (x) / cos (x) /
$$\left(- \frac{2 x \sin^{3}{\left(x \right)}}{\cos^{3}{\left(x \right)}} - \frac{2 x \sin{\left(x \right)}}{\cos{\left(x \right)}} - \left(\frac{x \sin{\left(x \right)}}{\cos{\left(x \right)}} - \log{\left(\cos{\left(x \right)} \right)}\right)^{3} + 3 \left(\frac{x \sin{\left(x \right)}}{\cos{\left(x \right)}} - \log{\left(\cos{\left(x \right)} \right)}\right) \left(\frac{x \sin^{2}{\left(x \right)}}{\cos^{2}{\left(x \right)}} + x + \frac{2 \sin{\left(x \right)}}{\cos{\left(x \right)}}\right) - \frac{3 \sin^{2}{\left(x \right)}}{\cos^{2}{\left(x \right)}} - 3\right) \cos^{x}{\left(x \right)}$$
/ 3 2 / 2 \ 3 \
x | / x*sin(x)\ 3*sin (x) / x*sin(x)\ | 2*sin(x) x*sin (x)| 2*x*sin(x) 2*x*sin (x)|
cos (x)*|-3 - |-log(cos(x)) + --------| - --------- + 3*|-log(cos(x)) + --------|*|x + -------- + ---------| - ---------- - -----------|
| \ cos(x) / 2 \ cos(x) / | cos(x) 2 | cos(x) 3 |
\ cos (x) \ cos (x) / cos (x) /
$$\left(- \frac{2 x \sin^{3}{\left(x \right)}}{\cos^{3}{\left(x \right)}} - \frac{2 x \sin{\left(x \right)}}{\cos{\left(x \right)}} - \left(\frac{x \sin{\left(x \right)}}{\cos{\left(x \right)}} - \log{\left(\cos{\left(x \right)} \right)}\right)^{3} + 3 \left(\frac{x \sin{\left(x \right)}}{\cos{\left(x \right)}} - \log{\left(\cos{\left(x \right)} \right)}\right) \left(\frac{x \sin^{2}{\left(x \right)}}{\cos^{2}{\left(x \right)}} + x + \frac{2 \sin{\left(x \right)}}{\cos{\left(x \right)}}\right) - \frac{3 \sin^{2}{\left(x \right)}}{\cos^{2}{\left(x \right)}} - 3\right) \cos^{x}{\left(x \right)}$$