Question

Resolva a equação trigonométrica:

4 senx - $\sqrt 3$= 2 senx, x ∈ [0,2$\pi$ ]

Answer 1

$4 sen x - 2 senx = \sqrt{3} \\ 2 senx = \sqrt{3} \\ senx = \frac{ \sqrt{3}}{2} \\ senx = 60º$