Homeworks, Classwork, Etc. for Test #2

Below the table is a listing of homeworks that will be collected.

 Date Section Homeworks Classwork Challenge Assigned Reading 2/14/02 7. Cont'd p. 43 #7, 8, 15 12, 16-20 Section 9 2/19/02 9. Equivalence relations 1, 3, 5, 7, 9, 10, 14, 18, 19 2, 4, 7b, 13, 21 6, 8, 15, 22 Section 10 2/21/02 10. Congruence 1-8, 11-16, 19, 20, 25, 26 17, 18, 22-24, 27 Section 11 2/26/02 11. Integers modulo n 1-10, 12-16 Sections 12 and 13 2/28/02 12. GCD. LCM 13. Fundamental Theorem p 66 1-10, 15 p. 68  1-4, 7-12 p. 69 13, 16-19 Section14 3/5/02 14. Groups. Elementary Properties 1, 2, 11, 12, 13, 18, 26, 27 3, 4, 26 3/7/02 14. Cont'd 3-7, 20, 23, 24, 25 20 28, 29, 33 3/12/02 Review Test # 2 Sections 7-14 15. Direct Products p. 79 # 7, 8, 9, 11, 12, 17, 18, 20, 21, 22 p. 79 # 19, 25 3/14/02 Test # 2

Homeworks that will be collected:

 Homework Date Assigned Date Due Hints page 43 # 7, 15 2/14/02 2/19/02 For #15: Use Theorem 7.1 and follow the proof for G_T in the book. Extra  credit for Test #1  Read: Section 8          Do # 3-6, 9, 11-16 2/14/02 2/21/02 page 54 # 18 2/19/02 2/26/02 page 58 # 16, 20 2/21/02 2/28/02 For #16: use the suggestion in the book; it is straightforward. page 66 #15 2/28/02 3/5/02 page 68 # 1-4, 7-12 2/28/02 3/7/02 page 79 # 7, 8, 9, 11, 12, 17, 18, 20, 21, 22 3/12/02 3/26/02

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