5.1 problem 1 and 13 (i)
5.2 problem 1 and 13 (ii)
5.3 problem 1 and 13 (iii)
5.4 problem 1 and 13 (iv)
5.5 problem 2 and 14(i)
5.6 problem 2 and 14(ii)
5.7 problem 2 and 14(iii)
5.8 problem 2 and 14(iv)
5.9 problem 3 and 15(i)
5.10 problem 3 and 15(ii)
5.11 problem 3 and 15(iii)
5.12 problem 3 and 15(iv)
5.13 problem 4
5.14 problem 4 and 16(i)
5.15 problem 4 and 16(ii)
5.16 problem 4 and 16(iii)
5.17 problem 4 and 16(iv)
5.18 problem 5
5.19 problem 6
5.20 problem 7
5.21 problem 8
5.22 problem 9
5.23 problem 10
5.24 problem 11
5.25 problem 12
5.26 problem 22
5.27 problem 23
5.28 problem 24
5.29 problem 25
5.30 problem 26
5.31 problem 27
5.32 problem 37 (i)
5.33 problem 37 (ii)
5.34 problem 37 (iii)
5.35 problem 37 (iv)
5.36 problem 37 (v)
5.37 problem 37 (vi)
5.38 problem 37 (vii)
5.39 problem 37 (viii)