4. Solve the equation over the interval [0*, 360"). 2 sin = = 12 Choose the correct solution set in the given interval. A. (45) OB. (90, 270) O C. (90*) D. (450, 135) 5. Determine the solution set of the following equation. Use cate for final answer 2 - sin 20 = 4 sin 20 Choose the correct solution set below. A. (23.6 + 180 n, 336.4 + 180'n, where n is any integer) B. (168.2 + 180 n, 336.4 + 180'n, where n is any integer) O c. (11.8 + 180 n, 168.2 + 180'n, where n is any integer) OD. (11.8 + 180 n, 78.2 + 180'n, where n is any integer) O E. (23.6 + 180 n, 156.4 + 180'n, where n is any integer) OF. The solution is the empty set. 6 Determine the solution set of the following equation. 2 cos "20= - 1 +3 cos 20 Choose the correct solution set below. O A. (0 + 180 n, 60 + 180*n. 300 + 180'n, where n is any integer) O B. (0 + 180'n, 30 + 180"n, 150 + 180'n, where n is any integer) O C. (30 + 180'n, 150" + 180'n, where n is any integer) O D. (60 + 180'n, 300" + 180'n, where n is any integer) E. (0' + 180'n, 30* + 180'n, 330" + 180'n, where n is any integer) OF. The solution is the empty set