A. 2nπ±π/4
B. 2nπ±3π/4
C. 2nπ±5π/4
D. 2nπ±7π/4
All the values of x satisfying sin 2x+ sin 4x= 2 sin 3x are
If cos θ+√3 sinθ=2 then θ=
If cot θ+ cosec θ= √3 then θ=
If 2 Sin2x + √3 Cosx+1=0, then θ=