BD 1.1: 8, 10, 23;
BD 1.2: 4, 7, 13;
BD 1.3: 2, 6, 12, 26
BD 2.1: 14, 18, 22 (b and c), 30
2.2 BD 2.2: 2, 3, 15(a,c), 17(a), 33(b), 35(b)
2.3 BD 2.3: 3, 8, 12, 16
BD 2.4: 4, 13, 23
BD 2.5: 1, 3, 10, 12
BD 2.6: 4, 8, 10
BD 3.1: 4, 6, 14, 20
BD 3.2: 5, 11, 13, 17, 20, 27
BD 3.3: 1, 4, 9, 15, 17
BD 3.4: 3, 10, 17, 19, 28
BD 3.5: 4, 11, 20, 23, 27, 30, 36
BD 3.6: 2, 5, 14, 21(a), 23(a), 24(a), 27
BD 3.8: 1, 19, 20, 24
BD 3.9: 5, 7(c), 9
BD 7.1: 5, 16
BD 7.2: 4, 10, 22, 25
BD 7.3: 6, 7, 13 (for 6, 7, 13 just determine whether they are linearly dependent or not. No need to find relation), 15, 18
BD 7.4: 2 a), b), c), 4, 6
BD 7.5: 1, 7, 15, 26, 29, 31
BD 7.6: 1, 9, 11abc, 14, 28
BD 7.7: 6, 12, 17
BD 7.8: 1, 7, 15
BD 5.1: 1, 3, 4, 5, 12, 14, 18, 19, 28
BD 5.2: 1, 6, 16, 22
BD 5.3: 5, 8, 10, 17
BD 6.1: 5a, 7, 11, 12, 21, 22
BD 6.2: 2, 3, 11, 20, 25, 28, 32
BD 6.3: 1, 9, 14, 19, 20
BD 6.4: 1, 5, 14