2000001904

Level: 
Project ID: 
2000001904
Accepted: 
0
Clonable: 
0
Easy: 
1
The picture shows the graphical solution of an equation. Which equation is it?
\[ \sin{x} = -\frac{1}{2} \] \[ x \in [ 0;2\pi ]\]
\[ \sin{x} = -\frac{\sqrt{3}}{2} \] \[ x \in [ 0;2\pi ]\]
\[ \cos{x} = -\frac{1}{2} \] \[ x \in [ 0;2\pi ]\]
\[ \cos{x} = -\frac{\sqrt{3}}{2} \] \[ x \in [ 0;2\pi ]\]