19. cos x-cos 2x = 0 20. sin x -cos 2x 2 21. 2 cos- x + sin x - 1 = 0 22. 2 sin2 x cos x 1=O 23. 4 sin2 x +4 cos x - 5 0 24. 4 cos x - 4 sin x - 5 = 0 25. 2 sin x + cot x- cSC x = ) 26. 2 cos x + tan x = sec x V2 27. sin x + cos x = 28. sin x - cos x = V2 Solve for 0 if 0° 0 < 360°. V3 30. sin 0 V3 cos 0 29. V3 sin 0 + cos e = V3 32. sin 0 V3 cos 0 1 V3 sin 0 -cos 0 1 31. 34. sin cos = 1 2 cos 0 = 0 2 33. sin cos e = 0 2 36. cos cos e 1 2 35. cos For each equation, find all degree solutions in the interval 0° 0<360°. If rounding is 0ary mund to the nearest tenth of a degree. Use your graphing calculator to verify #

19. cos x-cos 2x = 0 20. sin x -cos 2x 2 21. 2 cos- x + sin x - 1 = 0 22. 2 sin2 x cos x 1=O 23. 4 sin2 x +4 cos x - 5 0 24. 4 cos x - 4 sin x - 5 = 0 25. 2 sin x + cot x- cSC x = ) 26. 2 cos x + tan x = sec x V2 27. sin x + cos x = 28. sin x - cos x = V2 Solve for 0 if 0° 0 < 360°. V3 30. sin 0 V3 cos 0 29. V3 sin 0 + cos e = V3 32. sin 0 V3 cos 0 1 V3 sin 0 -cos 0 1 31. 34. sin cos = 1 2 cos 0 = 0 2 33. sin cos e = 0 2 36. cos cos e 1 2 35. cos For each equation, find all degree solutions in the interval 0° 0<360°. If rounding is 0ary mund to the nearest tenth of a degree. Use your graphing calculator to verify #

Algebra & Trigonometry with Analytic Geometry

13th Edition

ISBN:9781133382119

Author:Swokowski

Publisher:Swokowski

Chapter6: The Trigonometric Functions

Section6.4: Values Of The Trigonometric Functions

Problem 38E

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