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Answers to Selected Odd-Numbered Problems
Exercises 1.1
1. a + 2 > 0
3. a + b ≥ 0
5. 2b + 4 ≥ 100
7. 
9. 
11. 
13. 
15. −7 ≤ x ≤ 9
17. x < 2
19.
21.
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25.
27.
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31.
33.
35.
37.
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43. ...
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