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Pythagorean identity sin²t + cos² t = 1 to find cost. 7 29. sint= = 6 30. sin t 100 8

Pythagorean identity sin²t + cos² t = 1 to find cost. 7 29. sint= = 6 30. sin t 100 8

Calculus: Early Transcendentals
Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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Question 30.
19. a. cos b. cos trigonometric function at the indicated real number. TT 3 21. a. sin b. sin 23. a. tan b. tan 25. sin 27. sin t = 29. sin t = 31. sint = 37. sec 5T 6 7T 3 43. tan F+ 41. sin- 5T 3 5TT 6 In Exercises 29-32, 0≤ t <. bly 5 T 4 (5 In Exercises 25-28, sin t and cost are given. Use identities to find tan t, csc t, sec t, and cot t. Where necessary, rationalize denominators. 8 17' 1 3' 5 T 3 6 7 Cost = 9TT 4 Cost = V39 8 15 17 2√2 3 tan 20. a. cos F6E3 b. cos( Pythagorean identity sin²t + cos² t = 1 to find cost. 7 8 22. a. sin b. sin 24. a. tan b. tan 30. sin t = 3 26. sin t = COS t = 5' 32. sint = In Exercises 33-38, use an identity to find the value of each expression. Do not use a calculator. 33. sin 1.7 csc 1.7 35. sin² + cos²- 2 28. sin t = Cost = 3' TT 3 2T 3 38. csc² <and sin t is given. Use the 2TT 3 40. csc 11T 6 42. sec 117 6 44. cot 34. cos 2.3 sec 2.3 TT TT 36. sin²- + cos 3 In Exercises 39-52, find the exact value of each trigonometric function. Do not use a calculator. 9TT 39. cos 9T 4 5T 4 9T 4 V21 5 4 V5 3 cot² b. 53. a. b. 55. a. b 57. a E 59. a In E trigo 61. 63. 65. 67. 69
Transcribed Image Text:19. a. cos b. cos trigonometric function at the indicated real number. TT 3 21. a. sin b. sin 23. a. tan b. tan 25. sin 27. sin t = 29. sin t = 31. sint = 37. sec 5T 6 7T 3 43. tan F+ 41. sin- 5T 3 5TT 6 In Exercises 29-32, 0≤ t <. bly 5 T 4 (5 In Exercises 25-28, sin t and cost are given. Use identities to find tan t, csc t, sec t, and cot t. Where necessary, rationalize denominators. 8 17' 1 3' 5 T 3 6 7 Cost = 9TT 4 Cost = V39 8 15 17 2√2 3 tan 20. a. cos F6E3 b. cos( Pythagorean identity sin²t + cos² t = 1 to find cost. 7 8 22. a. sin b. sin 24. a. tan b. tan 30. sin t = 3 26. sin t = COS t = 5' 32. sint = In Exercises 33-38, use an identity to find the value of each expression. Do not use a calculator. 33. sin 1.7 csc 1.7 35. sin² + cos²- 2 28. sin t = Cost = 3' TT 3 2T 3 38. csc² <and sin t is given. Use the 2TT 3 40. csc 11T 6 42. sec 117 6 44. cot 34. cos 2.3 sec 2.3 TT TT 36. sin²- + cos 3 In Exercises 39-52, find the exact value of each trigonometric function. Do not use a calculator. 9TT 39. cos 9T 4 5T 4 9T 4 V21 5 4 V5 3 cot² b. 53. a. b. 55. a. b 57. a E 59. a In E trigo 61. 63. 65. 67. 69
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