Please complete # 5 - 8, 10, 31, 36 In Exercises 5-10, find all solutions to the equation in the interval [0, 2#7). 5. sin 2x = 2 sin x 6. sin 2r = sin x 7. cos 2r = sin x 8. cos 2r = cos .x 9. sin 2x - tan x = 0 10. 2 cos x + cos x = cos 2r In Exercises 31-36, use half-angle identities to find an exact value without a calculator. 31. sin 150 32. tan 1950 33. cos 75 34. sin (57r/12) 35. tan (71/12) 36. Cos (7/8)