14-20 - Solve each trigonometric equation in the interval [0, 27). Give the exact value, if possible; otherwise, round your answer to two decimal places. 14. 3 sin e – 1 = 0 15. (2 cos 0 – 1)(sin 0 – 1) = 0 16. 2 cose + 5 cos 0 + 2 = 0 17. sin 20 - cos 6 =0 18. 5 cos 20 = 2 19. 2 cosx + cos 2x = 0 20. 2 tan csc x = 0

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