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a. the polar axis. b. the line 0 2 c. the pole. %3D 7. r = sin 0 8. r = cos 0

a. the polar axis. b. the line 0 2 c. the pole. %3D 7. r = sin 0 8. r = cos 0

Structural Analysis
Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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In Exercises 7–12, test for symmetry with respect to TT a. the polar axis. b. the line 0 2 c. the pole. 7. r = sin 0 9. r = 4 + 3 cos 0 11. r² = 16 cos 20 8. r = cos 0 10. r = 2 cos 20 12. r2 = 16 sin 20 In Exercises 13-34, test for symmetry and then graph each polar equation. 13. r = 2 cos 0 14. r = 2 sin 0 15. r = 1 - sin 0 16. r = 1 + sin 0 17. r = 2 + 2 cos 0 18. r = 2 - 2 cos 0 19. r = 2 + cos 0 20. r = 2 – sin 0 21. r = 1 + 2 cos 0 22. r = 1 - 2 cos 0 23. r = 2 – 3 sin 0 24. r = 2 + 4 sin 0 25. r = 2 cos 20 26. r = 2 sin 20 27. r = 4 sin 30 28. r = 4 cos 30 29. r2 = 9 cos 20 30. r2 = 9 sin 20 %3D 31. r = 1 – 3 sin 0 32. r = 3 + sin 0 33. r cos 0 = -3 34. r sin 0 = 2
Transcribed Image Text:In Exercises 7–12, test for symmetry with respect to TT a. the polar axis. b. the line 0 2 c. the pole. 7. r = sin 0 9. r = 4 + 3 cos 0 11. r² = 16 cos 20 8. r = cos 0 10. r = 2 cos 20 12. r2 = 16 sin 20 In Exercises 13-34, test for symmetry and then graph each polar equation. 13. r = 2 cos 0 14. r = 2 sin 0 15. r = 1 - sin 0 16. r = 1 + sin 0 17. r = 2 + 2 cos 0 18. r = 2 - 2 cos 0 19. r = 2 + cos 0 20. r = 2 – sin 0 21. r = 1 + 2 cos 0 22. r = 1 - 2 cos 0 23. r = 2 – 3 sin 0 24. r = 2 + 4 sin 0 25. r = 2 cos 20 26. r = 2 sin 20 27. r = 4 sin 30 28. r = 4 cos 30 29. r2 = 9 cos 20 30. r2 = 9 sin 20 %3D 31. r = 1 – 3 sin 0 32. r = 3 + sin 0 33. r cos 0 = -3 34. r sin 0 = 2
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