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Appendix D Hints and Answers to Selected Exercises
I Basics
1 Preliminaries
1.4 Exercises
Warm-up
1.4.2.
1.4.6.
1.4.10.
1.4.14.
More Exercises
1.4.18.
1.4.20.
1.4.22.
1.4.24.
1.4.28.
2 The Integers
2.4 Exercises
2.4.1.
2.4.3.
2.4.9.
2.4.11.
2.4.17. Fibonacci Numbers.
2.4.19.
2.4.23.
2.4.27.
2.4.29.
II Algebra
1 Groups
1.5 Exercises
1.5.1.
1.5.2.
1.5.6.
1.5.8.
1.5.15.
1.5.16.
1.5.17.
1.5.18.
1.5.25.
1.5.31.
1.5.35.
1.5.41.
1.5.46.
1.5.49.
1.5.55.
1.5.56.
1.5.57.
1.5.58.
1.5.59.
1.5.59.a
1.5.59.b
1.5.59.b.i
1.5.59.b.ii
1.5.60.
1.5.60.a
1.5.60.b
1.5.60.b.i
1.5.60.b.ii
3 Runestone Testing
3.6 Interactive Exercises
3.6.1. True/False.
3.6.2. Multiple-Choice, Not Randomized, One Answer.
3.6.3. Multiple-Choice, Not Randomized, Multiple Answers.
3.6.4. Multiple-Choice, Randomized, One Answer.
3.6.5. Multiple-Choice, Randomized, Multiple Answers.
3.6.6. Mathematical Multiple-Choice, Not Randomized, Multiple Answers.
3.6.7. Parsons Problem, Mathematical Proof.
3.6.10. Parsons Problem, Mathematical Proof, Numbered Blocks.
3.6.14. Matching Problem, Linear Algebra.
3.6.17. Clickable Areas, Text in a Table.
3.7 Exercises that are Timed
Timed Exercises
3.7.1. True/False.
3.7.2. Multiple-Choice, Not Randomized, One Answer.
