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Answer Key Practice A 1. E 2. C 3. B 4. F 5. A 6. D 7. no 8. yes 9. yes 10. yes 11. no 12. yes 13. x < 2 14. x ≥ 7 15. x ≥ 3 16. x > 3 17. x ≤ 10 18. x > 3 19. x > 4 20. x < 9 21. x ≥ 21 22. 8 < x < 3 23. 3 < x < 2 24. 4 ≤ x ≤ 11 25. x < 6 or x > 2 26. x < 3 or x > 10 27. x ≤ 4 or x ≥ 1 28. x > 4 29. x ≥ 1 0 1 2 3 4 5 6 30. x ≤ 5 31. x < 6 0 1 2 3 4 5 6 x ≤ 2 3 32. 33. 3 2 1 0 2 3 1 2 3 3 2 1 0 1 2 3 4 5 6 x < 3 6 5 4 3 2 1 34. 221,463 ≤ x ≤ 252,710 35. 80 ≤ x ≤ 98 36. 0.4 ≤ x ≤ 8 0 1 2 3 0
LESSON 1.6 Copyright © McDougal Littell Inc. All rights reserved. NAME _________________________________________________________ DATE ___________ Practice A For use with pages 41–47 Match the inequality with its graph. 1. x ≤ 0 2. 2 < x < 3 3. x < 2 or x > 3 4. x > 2 5. x < 3 6. x ≥ 0 A. B. C. 3 2 1 0 1 2 3 4 3 2 1 0 1 2 3 4 3 2 1 0 1 2 3 4 D. E. F. 3 2 1 0 1 2 3 4 3 2 1 0 1 2 3 4 3 2 1 0 1 2 3 4 Decide whether the given number is a solution of the inequality. 7. 3x 2 < 5; 1 8. 5x 9 > 4; 4 9. 2x 3 ≤ 3; 4 10. 5 3x ≥ 7; 4 11. 6x 2 < 14; 2 12. 2 ≤ x 2 ≤ 5; 3 Solve the inequality. 13. 14. 15. 16. 17. 18. 19. 20. 21. 22. 3 < x 5 < 2 23. 4 < 2x < 6 24. 0 ≤ x 4 ≤ 7 25. x 1 < 5 or x 1 > 3 26. x 2 < 1 or x 2 > 8 27. 7x ≤ 28 or 7x ≥ 7 1 x 3 < 1 x 5 ≥ 2 4 ≤ 7 x 2x > 6 1 2x ≤ 5 3x > 9 3x < 12 2x > 18 3x ≤ 7 Solve the inequality. Then graph the solution. 28. 29. 30. 31. 32. 7 33. 1 2x > x 10 3 2x 3 > 11 3 2x ≤ 5 3 x ≥ 2 1 x 3 < 5 x ≥ 6 3 34. Moon’s Orbit As the moon orbits Earth, the closest it ever gets to Earth is 221,463 miles. The farthest away it ever gets is 252,710 miles. Write an inequality that represents the various distances of the moon from Earth. 35. January Temperatures The highest January temperature in the United States was 98 F in Laredo, Texas in 1954. The lowest January temperature in the United States was 80 F in Prospect Creek, Alaska in 1971. Write an inequality that represents the various temperatures in the United States during January. 36. Bird Eggs The largest egg laid by any bird is that of the ostrich. An ostrich egg can reach 8 inches in length. The smallest egg is that of the vervain hummingbird. Its eggs are approximately 0.4 inch in length. Write an inequality that represents the various lengths of bird eggs. 2 Algebra 2 83 Chapter 1 Resource Book Lesson 1.6
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Answer Key Test C 1. y 2. no soluti
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Answer Key 59. 0, 2; up; 60. 0, 4;
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Review and Assess CHAPTER 6 NAME __
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CHAPTER 8 NAME ____________________
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Answer Key Test C Graph 1-6 on grap
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Answer Key Test A 1. 72 8.49; 3, 3
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Review and Assess CHAPTER 10 CONTIN
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CHAPTER 10 NAME ___________________
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Review and Assess CHAPTER 10 Cumula
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Answer Key Practice C 1. 2. r 7 2
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Answer Key Practice A 1. vertices:
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Answer Key Practice B 1. 2. vertice
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Answer Key Practice C 1. 2. 3. 4. x
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Lesson 10.4 LESSON 10.4 Practice C
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LESSON 10.5 Copyright © McDougal L
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CHAPTER 11 NAME ___________________
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Answer Key Test B 1. arithmetic; d
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CHAPTER 14 NAME ___________________
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