94 Chapter 1 The Set of Real Numbers Mixed Exercises For Exercises 43–86, multiply or divide as indicated. 43. 44. 45. 46. 47. 48. 49. 50. 2 3 6 8 6 48 2132 –6 8162 –48 1242 3 –8 1522 2 –26 1242 132 8 1522 122 26 51. 52. 53. 54. 6 0 0 8 0 0 18 0 Undefined 42 0 Undefined 1 100 a 0 b 55. 56. 57. 58. 59. 60. 61. 62. 13 1.7214.62 7.912 361.3114.92 5383.37 52 4 26 13 63. 2 64. 65. 66. 67. 0.092 68. 0.129 69. –6 70. –8 71. 72. 0.3125 73. 74. 64 27 a 75. 76. 77. 78. 1 125 a 2.815.12 17.21210.32 16.82 10.022 112.32 10.032 79. –14.28 80. –2.163 81. 340 82. 410 11 3 b 14 7 9 b a b 8165 16b a4 9 b 2 15b a25 3 b 83. 84. 85. 86. 6 23 a Concept 4: Applying the Order of Operations For Exercises 87–118, perform the indicated operations. (See Examples 5 and 6.) 87. 88. 89. 96 122152132 30 1621121102 60 182142112132 162132112152 100 1102 152 150 1152 122 90. 90 91. 2 92. 5 10 1112 162 122 36 122 6 b 93. –1 94. 3 95. 1 4 b 122 1 b a7 1 3 b 399 8b a 2 3b a1 5 12b 96. or 97. 98. 1 812 122142 24 162 7 122 b 99. 100. 21 101. 102. 103. 104. 1 20 a 105. 106. 107. 9 7 6142 215 82 6 3 5 12 822 162 2 12 13 522 6 142 6 14 172 8 2 33 13 4 8 2 3 5 3 162 23 5 10 1 3 25 6 12 5 b 162 a 7 52 7 8 a3 4 7 a1 1 16 17 16 a 4 33 2 5 1 3 a 22 23b a 9 a 5 36 a 10 9 a 1 5b3 4 3b3 7 49 2 3 9 2 1322 9 1722 49 8.5 27.2 2.1 5.25 2.5 50.4 6.3 14.4 2.4 0.0214.62 0.0612.152 1 4 250 1000 3 10 30 100 3 2 15 10 3 2 9 6 0 a 0 4 90 a 0 b a2 b 1 0 0 b 58Writing Translating Expression Geometry Scientific Calculator Video
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