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(2) 24. –5. 34. 0. 25. 8. 35. positive. 26. –2. 36. ». 27. –6. 37. positive integers. 28. –3 > –5 > –9 > –17. 38. no. 29. 5 > 3 > )–2) > –4. 39. additive inverses. 30. 6 > 2 > –2 > –7 31. )–23) > )11) > –4 > –18. 40. numbers located the same distance from zero on a number line. 32. negative. 41. 0. 33. positive. 42. none. Section 1.1 BJU Press. Unauthorized reproduction prohibited..
(3) 43. –5 < –3 < 0 < 5 44. –2 < 0 < 2 < 4 45. –8 < 0 < 8 < 64 46. –2 < 3 < 9 < 18 47. 2 < 4 < 18 < 80. Section 1.1 BJU Press. Unauthorized reproduction prohibited..
(4) 1.2 Adding Integers. 8. –13 1. –6. 9. –20 10. 4. 2. 2. 11. 21 12. –14. 3. –2. 13. –22 14. 11. 4. –15 5. –6 6. 11 7. 7 BJU Press. Unauthorized reproduction prohibited.. 15. –26 16. –12 17. 9 18. 0.
(5) 19. 56. 30. –11°F; –6°F. 20. –13. 31. –$32. 21. 27. 32. 7 + (–5) + 3; fifth floor. 22. –6. 33. y = –14. 23. 13. 34. z = 15. 24. 0. 35. x = –4. 25. –6. 36. a = –49. 26. 41. 37. 21 + (–4) = 17, thus the absolute value part must equal 21. Hence, either –12 + y = 21 and y = 33, or –12 + y = –21 and y = –9.. 27. 5 28. –580 ft. 29. 550 shares. Section 1.2 BJU Press. Unauthorized reproduction prohibited..
(6) 38. –52. 43. 32. 39. 8. 44. 9. 40. 23. 45. 134. 41. –69. 46. –4 < –1 < 2 < 4. 42. 87. 47. –3 < 2 < 4 < 7. Section 1.2 BJU Press. Unauthorized reproduction prohibited..
(7) 1.3 Subtracting Integers. 1. a – b = a + (–b) 2. a – b = a plus the opposite (or additive inverse) of b 3. 8 + (–3) 4. –12 + (–4) 5. 15 + 8 6. 6 + (–9) 7. 7 + (–18) 8. 4 + (–11) 9. –7 + (–8) 10. –5 + 17 11. 32 + 19 12. 3 + 5 BJU Press. Unauthorized reproduction prohibited.. 13. 14. 15. 16. 17. 18. 19. 20. 21. 22. 23. 24. 25.. 12 + (–19) –18 + (–20) 4 6 –65 15 –17 –11 5 –5 11 –16 –93.
(8) 26. 27. 28. 29. 30. 31.. 0 –13 –7 –117 –7 –$54. 32. 33. 34. 35. 36. 37. 38. 39.. –16°F –$18 per share 6 yd. $39 –322 –155 –37 68. 40. 0 41. 1,565 42. 37°C; 310 K 43. –16°F 44. 48°C 45. –459°F 46. 39°F 47. 48. 49. 50. 51. 52. 53.. –40°C 27,000,000°F –82 49 0 > –2 > –8 > –10 6 > 4 > –1 > –6 2 Section 1.3. BJU Press. Unauthorized reproduction prohibited..
(9) 54. 55. 56. 57. 58.. 6 –6 –6 5 –12. Section 1.3 BJU Press. Unauthorized reproduction prohibited..
(10) 1.4 Multiplying Integers. 1. 4(10), 4 × 10, 4 · 10. 11. 12. 2. negative. 12. 77. 3. negative. 13. –8. 4. positive. 14. –28. 5. positive. 15. –45. 6. positive. 16. –45. 7. negative. 17. 0. 8. positive. 18. –48. 9. negative. 19. –65. 10. 48. 20. 240 21. –420. BJU Press. Unauthorized reproduction prohibited..
(11) 22. –108. 33. –80. 23. –272. 34. 720. 24. 588. 35. 0. 25. 128. 36. 0. 26. –351. 37. –840. 27. –76. 38. 3,000. 28. 1,265. 39. –8 yd.. 29. 60. 40. $2,774. 30. 810. 41. The product of integers with like signs is positive, and the product of integers with unlike signs is negative. 31. –126 32. –120. Section 1.4 BJU Press. Unauthorized reproduction prohibited..
(12) 42. An odd number of negative factors gives a negative product, and an even number of negative factors gives a positive product.. 51. –71. 43. –136 < –98. 55. 57. 44. 3,640 > –9,900. 56. 54. 45. –47 > –54. 57. –2. 46. 945 < 1,344. 58. –13. 47. 714 < 840. 59. –16. 48. –56 > –72. 60. –7. 49. <. 61. 60. 52. –80 53. –99 54. 58. 50. > Section 1.4 BJU Press. Unauthorized reproduction prohibited..
(13) 62. –60 63. 0 64. 255 65. 0 66. opposites or additive inverses. Section 1.4 BJU Press. Unauthorized reproduction prohibited..
(14) 1.5 Dividing Integers. 1. 8. 12. –12. 2. –8. 13. 7. 3. –5. 14. –14. 4. –23. 15. 15. 5. –20. 16. –15. 6. 18. 17. 2. 7. 3. 18. –18. 8. –17. 19. –4. 9. 12. 20. –192. 10. –6. 21. –4. 11. 8. 22. 2. BJU Press. Unauthorized reproduction prohibited..
(15) 23. –184. 34. –247. 24. 168. 35. 1,496. 25. –3. 36. –. 26. –54 27. –5 28. 24 29. –$3,292 30. –4 31. –6.3°F 32. –32 33. 359. 7 8. 37. $45 38. $9.50 39. freezing: 6 PM; 0°F: 2 AM 40. 71°F 41. 5°F; –4°F 42. 64 43. –450 Section 1.5. BJU Press. Unauthorized reproduction prohibited..
(16) 44. –58. 48. –33. 45. –50. 49. –168. 46. –240. 50. –14. 47. 2. 51. 48. Section 1.5 BJU Press. Unauthorized reproduction prohibited..
(17) 1.6 Exponents. 1. 23. 11. –7(–7)(–7) = –343. 2. a2. 1 1 12. = 5 ⋅ 5 ⋅ 5 125. 3. a–1 4. 5. 4. 13. 6. 5. h. 3. 14. 1. 6. x–3 7. x · x · x 8. 13(13) = 169 9.. 1 x⋅ x. 10. y · y · y · y · y BJU Press. Unauthorized reproduction prohibited.. 15. 10(10)(10)(10) = 10,000 16. x · x · y · y · y 17. 30 = 1; 03 = 0; 00 is undefined. 18. c11 19. p4.
(18) 20. m17. 32. y3a + b. 21. x11. 33. x4a – 2b. 22. y8. 34. 12. 23. z6. 35. 90. 24. 151 = 15. 36. 32. 25. a8. 37. –32. 26. y2. 38. 150. 27. b3. 39. 17. 28. 1. 40. 72. 29. x3. 41. –32. 30. xy3. 42. 8. 31. zab. 43. 63 Section 1.6. BJU Press. Unauthorized reproduction prohibited..
(19) 44. (5.2)2. 52. 3. 45. 25. 53. –41. 46. 63; 63. 54. 4. 47. 54. 55. 512. 48. –273°C. 56. 9,250 m. 49. 354 hr.; about –0.77°C. 57. –27. 50. –1. 58. 65 points. 51. 7. 59. 57. Section 1.6 BJU Press. Unauthorized reproduction prohibited..
(20) Problem Solving 1—Four Point Checklist. 1. $25.59 2. $2,424 3. 58 4. $48.20 5. $9.04 6. $845; $1,050; $205 profit 7. 662 mi.; $278.04 8. $174. Problem Solving 1 BJU Press. Unauthorized reproduction prohibited..
(21) 1.7 Order of Operations. 1. –26. 12. 6. 2. 100. 13. –15. 3. 2. 14. 4. 4. 13. 15. 41. 5. 37. 16. 17. 6. 7. 17. –2. 7. 13. 18. 52. 8. –603. 19. 280. 9. 47. 20. 6. 10. 14. 21. –10. 11. 15. 22. 54. BJU Press. Unauthorized reproduction prohibited..
(22) 23. 8. 35. –164. 24. 27. 36. –27. 25. 23. 37. 44 cards. 26. 44. 38. 99 cards. 27. –21. 39. 26. 28. 88. 40. x · x · x · x. 29. 24. 41. x(x)(x)(x)(x)(x)(y)(y). 30. 32. 42. a8. 31. 50. 43. x15. 32. 9. 44. –48. 33. 1. 45.. 34. 245. 1 9. Section 1.7 BJU Press. Unauthorized reproduction prohibited..
(23) 46. 343 47. –1 48. –19 < 15 < 16 < 17 49. 8 < 9 < 16 < 27. Section 1.7 BJU Press. Unauthorized reproduction prohibited..
(24) 1.8 Scientific Notation. 1. 1. 12. –6.01. 2. –6. 13. 6.3 × 101. 3. –2. 14. 7.03 × 10–2. 4. 6. 15. –3.47 × 104. 5. 9. 16. –9.24 × 10–5. 6. –10. 17. 4.81 × 10–3. 7. 5.63. 18. 5.12 × 103. 8. 8.7. 19. 7 × 102. 9. 1.01. 20. 3.2 × 10–7. 10. –1.27 11. 6.3 BJU Press. Unauthorized reproduction prohibited.. 21. –0.000000932.
(25) 22. 0.00375. 33. 10,757 hr.; 448 days. 23. 38,400. 34. 2,214 hr.; 92 days. 24. –820,000 25. 7.66. 35. (4.02 + 3.19) × 105 = 7.21 × 105. 26. –4,290. 36. AB × 10a + b. 27. 0.0287. 37.. 28. 502 8. 29. 1.495 × 10 km 30. 2.27 × 108 km. A × 10a – b B. 38. 5 39. 17 40. –3. 31. 3.765 × 108 km. 41. 18. 32. 7.75 × 107 km. 42. 946 Section 1.8. BJU Press. Unauthorized reproduction prohibited..
(26) 43. 96 44. 57 45. 724 46. 10,372 47. 1,281. Section 1.8 BJU Press. Unauthorized reproduction prohibited..
(27) Math and Scripture 1. 1. God gave them the superiority. 2. He had knowledge and understanding, could interpret dreams, could figure out riddles, and could solve problems (dissolve doubts). 3. He was faithful (trustworthy) and without error or fault (negligence or corruption). 4. a star. BJU Press. Unauthorized reproduction prohibited.. 5. the King of the Jews 6. an everlasting dominion, glory, and a kingdom 7. gold, frankincense, and myrrh 8. They were wealthy. 9. Apparently the star had not been visible for a while when they came to Jerusalem..
(28) Chapter 1 Review. 1. –15. 9. –40. 2. 7. 10. –9. 3. –9 < –8 < 9. 11. –29. 4. –21 < –15 < 0. 12. 17. 5. 62. 13. –11. 6. 32. 14. subtraction is adding the opposite (or additive inverse) a – b = a + (–b). 7. –3. 15. –6 16. –9 8. –7 2009 BJU Press. Unauthorized reproduction prohibited.. 17. 9.
(29) 18. –7 19. 24 20. 68 21. 37 22. –13 23. –6 24. –24 25. –84 26. 4,320. 27. When the number of negative factors is odd, the product is negative. When the number of negative factors is even, the product is positive. 28. –8 29. 18 30. –25 31. 4 32. –7 33. –27 Chapter 1 Review. 2009 BJU Press. Unauthorized reproduction prohibited..
(30) 34. 94. 45. –310. 35. x–1. 46. –24. 36. m–5. 47. –7. 37. x10. 48. 3.8 × 10–7. 38. n4. 49. 7.49 × 108. 39. 32. 50. 3,950,000,000,000. 40. y4. 51. 0.0000000098. 41. 78. 52. Daniel and his friends received their knowledge (including mathematical knowledge) from God. 42. –84 43. 576 44. 6. Chapter 1 Review 2009 BJU Press. Unauthorized reproduction prohibited..
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