$$\lim_{x \to \infty}\left(\frac{- \log{\left(\sin{\left(x \right)} + 1 \right)} + \operatorname{atan}{\left(\log{\left(x + 1 \right)} \right)}}{x^{3}}\right) = 0$$
$$\lim_{x \to 0^-}\left(\frac{- \log{\left(\sin{\left(x \right)} + 1 \right)} + \operatorname{atan}{\left(\log{\left(x + 1 \right)} \right)}}{x^{3}}\right) = - \frac{1}{6}$$
Más detalles con x→0 a la izquierda$$\lim_{x \to 0^+}\left(\frac{- \log{\left(\sin{\left(x \right)} + 1 \right)} + \operatorname{atan}{\left(\log{\left(x + 1 \right)} \right)}}{x^{3}}\right) = - \frac{1}{6}$$
Más detalles con x→0 a la derecha$$\lim_{x \to 1^-}\left(\frac{- \log{\left(\sin{\left(x \right)} + 1 \right)} + \operatorname{atan}{\left(\log{\left(x + 1 \right)} \right)}}{x^{3}}\right) = - \log{\left(\sin{\left(1 \right)} + 1 \right)} + \operatorname{atan}{\left(\log{\left(2 \right)} \right)}$$
Más detalles con x→1 a la izquierda$$\lim_{x \to 1^+}\left(\frac{- \log{\left(\sin{\left(x \right)} + 1 \right)} + \operatorname{atan}{\left(\log{\left(x + 1 \right)} \right)}}{x^{3}}\right) = - \log{\left(\sin{\left(1 \right)} + 1 \right)} + \operatorname{atan}{\left(\log{\left(2 \right)} \right)}$$
Más detalles con x→1 a la derecha$$\lim_{x \to -\infty}\left(\frac{- \log{\left(\sin{\left(x \right)} + 1 \right)} + \operatorname{atan}{\left(\log{\left(x + 1 \right)} \right)}}{x^{3}}\right) = 0$$
Más detalles con x→-oo