Trigonometry Help

Question

Find all exact solutions on the interval 0 ≤ x < 2π.

 (Enter your answers as a comma-separated list.)

csc²(x) − 8 = −4

Answer 1

csc^2 = 4

csc = +or- 2

sin = +or- 1/2

so 30,150,210, 330 in degrees

pi/6 ,5*pi/6, 7*pi/6, 11*pi/6