$$\lim_{x \to \infty}\left(x \left(\frac{\left(-1\right) \sin{\left(x \right)}}{5} + \frac{\sin{\left(3 x \right)}}{5}\right)\right) = \left\langle -\infty, \infty\right\rangle$$
$$\lim_{x \to 0^-}\left(x \left(\frac{\left(-1\right) \sin{\left(x \right)}}{5} + \frac{\sin{\left(3 x \right)}}{5}\right)\right) = 0$$
Más detalles con x→0 a la izquierda$$\lim_{x \to 0^+}\left(x \left(\frac{\left(-1\right) \sin{\left(x \right)}}{5} + \frac{\sin{\left(3 x \right)}}{5}\right)\right) = 0$$
Más detalles con x→0 a la derecha$$\lim_{x \to 1^-}\left(x \left(\frac{\left(-1\right) \sin{\left(x \right)}}{5} + \frac{\sin{\left(3 x \right)}}{5}\right)\right) = - \frac{\sin{\left(1 \right)}}{5} + \frac{\sin{\left(3 \right)}}{5}$$
Más detalles con x→1 a la izquierda$$\lim_{x \to 1^+}\left(x \left(\frac{\left(-1\right) \sin{\left(x \right)}}{5} + \frac{\sin{\left(3 x \right)}}{5}\right)\right) = - \frac{\sin{\left(1 \right)}}{5} + \frac{\sin{\left(3 \right)}}{5}$$
Más detalles con x→1 a la derecha$$\lim_{x \to -\infty}\left(x \left(\frac{\left(-1\right) \sin{\left(x \right)}}{5} + \frac{\sin{\left(3 x \right)}}{5}\right)\right) = \left\langle -\infty, \infty\right\rangle$$
Más detalles con x→-oo