Teaching AP DSC School Assistant 2025 Mock Test Series Mathematics Trigonometry Trigonometric Functions
If \(x\sin \theta = y\sin \left( {\theta + \frac{{2\pi }}{3}} \right) = z\sin \left( {\theta + \frac{{4\pi }}{3}} \right)\), Then xy + yz + zx is equal to
1
1
2
\(\frac{1}{2}\)
3
0
4
None of these