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Límite de la función x*log(1+(6+x)*sin(x)*tan(x))/(tan(3*x)^2*sin(5*x)-tan(4*x)^2*sin(x))

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Solución

Ha introducido [src]
     /   x*log(1 + (6 + x)*sin(x)*tan(x))  \
 lim |-------------------------------------|
x->oo|   2                    2            |
     \tan (3*x)*sin(5*x) - tan (4*x)*sin(x)/
$$\lim_{x \to \infty}\left(\frac{x \log{\left(\left(x + 6\right) \sin{\left(x \right)} \tan{\left(x \right)} + 1 \right)}}{- \sin{\left(x \right)} \tan^{2}{\left(4 x \right)} + \sin{\left(5 x \right)} \tan^{2}{\left(3 x \right)}}\right)$$
Limit((x*log(1 + ((6 + x)*sin(x))*tan(x)))/(tan(3*x)^2*sin(5*x) - tan(4*x)^2*sin(x)), x, oo, dir='-')
Método de l'Hopital
En el caso de esta función, no tiene sentido aplicar el Método de l'Hopital, ya que no existe la indeterminación tipo 0/0 or oo/oo
Gráfica
Respuesta rápida [src]
     /   x*log(1 + (6 + x)*sin(x)*tan(x))  \
 lim |-------------------------------------|
x->oo|   2                    2            |
     \tan (3*x)*sin(5*x) - tan (4*x)*sin(x)/
$$\lim_{x \to \infty}\left(\frac{x \log{\left(\left(x + 6\right) \sin{\left(x \right)} \tan{\left(x \right)} + 1 \right)}}{- \sin{\left(x \right)} \tan^{2}{\left(4 x \right)} + \sin{\left(5 x \right)} \tan^{2}{\left(3 x \right)}}\right)$$
Otros límites con x→0, -oo, +oo, 1
$$\lim_{x \to \infty}\left(\frac{x \log{\left(\left(x + 6\right) \sin{\left(x \right)} \tan{\left(x \right)} + 1 \right)}}{- \sin{\left(x \right)} \tan^{2}{\left(4 x \right)} + \sin{\left(5 x \right)} \tan^{2}{\left(3 x \right)}}\right)$$
$$\lim_{x \to 0^-}\left(\frac{x \log{\left(\left(x + 6\right) \sin{\left(x \right)} \tan{\left(x \right)} + 1 \right)}}{- \sin{\left(x \right)} \tan^{2}{\left(4 x \right)} + \sin{\left(5 x \right)} \tan^{2}{\left(3 x \right)}}\right) = \frac{6}{29}$$
Más detalles con x→0 a la izquierda
$$\lim_{x \to 0^+}\left(\frac{x \log{\left(\left(x + 6\right) \sin{\left(x \right)} \tan{\left(x \right)} + 1 \right)}}{- \sin{\left(x \right)} \tan^{2}{\left(4 x \right)} + \sin{\left(5 x \right)} \tan^{2}{\left(3 x \right)}}\right) = \frac{6}{29}$$
Más detalles con x→0 a la derecha
$$\lim_{x \to 1^-}\left(\frac{x \log{\left(\left(x + 6\right) \sin{\left(x \right)} \tan{\left(x \right)} + 1 \right)}}{- \sin{\left(x \right)} \tan^{2}{\left(4 x \right)} + \sin{\left(5 x \right)} \tan^{2}{\left(3 x \right)}}\right) = - \frac{\log{\left(1 + 7 \sin{\left(1 \right)} \tan{\left(1 \right)} \right)}}{- \sin{\left(5 \right)} \tan^{2}{\left(3 \right)} + \sin{\left(1 \right)} \tan^{2}{\left(4 \right)}}$$
Más detalles con x→1 a la izquierda
$$\lim_{x \to 1^+}\left(\frac{x \log{\left(\left(x + 6\right) \sin{\left(x \right)} \tan{\left(x \right)} + 1 \right)}}{- \sin{\left(x \right)} \tan^{2}{\left(4 x \right)} + \sin{\left(5 x \right)} \tan^{2}{\left(3 x \right)}}\right) = - \frac{\log{\left(1 + 7 \sin{\left(1 \right)} \tan{\left(1 \right)} \right)}}{- \sin{\left(5 \right)} \tan^{2}{\left(3 \right)} + \sin{\left(1 \right)} \tan^{2}{\left(4 \right)}}$$
Más detalles con x→1 a la derecha
$$\lim_{x \to -\infty}\left(\frac{x \log{\left(\left(x + 6\right) \sin{\left(x \right)} \tan{\left(x \right)} + 1 \right)}}{- \sin{\left(x \right)} \tan^{2}{\left(4 x \right)} + \sin{\left(5 x \right)} \tan^{2}{\left(3 x \right)}}\right)$$
Más detalles con x→-oo