Do your working on separate paper. Find the exact value of the expression without a calculator. 2. 3 . 4 . sin (0) sin "" Sin-1 V3 V2 sin-1/ 2 2 5. sin ' (-1) 6 1 7. 8 . cos ( 1 ) V2 Cos -1/ V3 COS 2 2 9. 10. Vil. cos (0 ) L 12. tan (V3) COS-1 V3 cos 2 13. . tan (0) 15. (6. tan -' ( - 1 ) tan-1 13 tan-1/ V3 3 Find the exact value of the expression. V17. sin( sin ' (0.8)) 5 0.% / 18. cos (cos ' (0.45)) = 0.49 19. tan ( tan ' (7) ) N 20. sin - sin =14 1/ 21 . 22 . tan tan -2 sin-1 sin - 7 23. s" cos 24. Lis . tan ' tan 4 sin -1 /sin 21 = 1 26. tan tan 2x) 27. 28. 3 cos COS 4 7 - cos 11x 3 Find the exact value of the expression. 29 30. 31. cos sin sin ( tan ' (1) ) tan cos V2 2 32. 1/ 33. 34 sin cos-1 V3 sin cos tan sin 5 2 13 35 36. 37. sin cos 5 sin tan 15 8 tan sin-1 Write each as an algebraic expression if 0