\[
	\begin{array}{|c|c|c|c|c|c||c|c|c|c|}
		\hline
		x & 0 &\frac{\pi}{6} & \frac{\pi}{4} & \frac{\pi}{3} & \frac{\pi}{2} & \left(0, \frac{\pi}{2}\right) & \left(\frac{\pi}{2},\pi\right) & \left(\pi, \frac{3\pi}{2}\right) & \left(\frac{3\pi}{2}, 2\pi\right)\\
		\hline
		sin x & 0 & \frac{1}{2} & \frac{\sqrt{2}}{2} & \frac{\sqrt{3}}{2} & 1 & + & + & - & - \\
		\hline
	\end{array}
	\]