62 Chapter 1 The Set of Real Numbers 9 8 1 4 5 6 1 8 2 3 5 9 4 3 a b a b a 129 142 7 b a 122b 89. 90. 91. 8 198 132 5 010 132 0 012 162 0 06 8 0 012 5 0 92. 93. 94. 3 4 5 4 122 95. 96. 12 14 6 6 122 For Exercises 97–104, evaluate each expression for a2, b6, and c1. 97. (a b) c 98. (a b) c 99. a (b c) 100. a (b c) 101. (a b) c 102. (a b) c 103. a (b c) 104. a (b c) Problem Recognition Exercises Addition and Subtraction of Real Numbers 1. State the rule for adding two negative numbers. 2. State the rule for adding a negative number to a positive number. For Exercises 3–10, perform the indicated operations. 3. a. b. c. d. e. 14 182 14 8 14 182 14 182 14 8 5 132 5 132 5 3 5 3 5 132 4. a. b. c. d. e. 25 25 25 25 25 1252 25 1252 25 1252 5. a. b. c. d. e. 1 2 1 2 2 3 1 2 2 3 b a b 2 3 a a b 1 2 a 2 3 b 6. a. b. c. d. e. 1 2 2 3 3.5 7.1 3.5 17.12 3.5 7.1 3.5 17.12 3.5 17.12 7. a. b. c. d. e. 6 1 4 5 6 11 42 5 6 11 4 52 16 12 14 52 8. a. b. c. d. 100 90 80 100 190 802 100 190 802 100 190 802 9. a. b. c. d. 10. a. 8 1102 202 b. 8 110 2022 c. 38 1102 2042 d. 38 1102 42 20
miller_beginning_intermediate_algebra_4e_ch1_3
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