Respuesta :

Answer:

a

Step-by-step explanation:

12tan(2pi/5x)= 12(sqrt 3)

tan(2pi/5x)= sqrt 3

2pi/5x = pi/3, 4pi/3, 7pi/3, 10pi/3

x = 5/6, 20/6, 35/6, 50/6

x = 5/6, 10/3, 35/6, 25/3