Respuesta :

Answer:

Nome of the above options are correct

x = 30° or 150°

Step-by-step explanation:

2 sinx - 1 = 0

2sinx = 1

sin x = (1/2)

x = sin⁻¹ (0.5) = 30°

But sin x is positive in the first and the second quadrant,

x = 30° or 150°

Hope this Helps!!!

PuffoPufferfish

Assuming you meant sqrt(2):

B. 45°