Exercise 4.1

• Exercise 4.1 Question 1 13:57
• Exercise 4.1 Question 2 and 3 14:32
• Exercise 4.1 Question 4 and 5 16:06
• Exercise 4.1 Question 6 and 7 12:40
• Exercise 4.1 Question 8 and 9 20:50
• Exercise 4.1 Question 10 7:25

Exercise 4.2

• Exercise 4.2 Question 1 11:17
• Exercise 4.2 Question 2 and 3 15:39
• Exercise 4.2 Question 4 9:29
• Exercise 4.2 Question 5 14:12
• Exercise 4.2 Question 6 10:21
• Exercise 4.2 Question 7 12:13

Exercise 4.3

• Exercise 4.3 Question 1 11:45
• Exercise 4.3 Question 2 13:32
• Exercise 4.3 Question 3 15:57
• Exercise 4.3 Question 4 8:36
• Exercise 4.3 Question 5 8:05
• Exercise 4.3 Question 6 9:18
• Exercise 4.3 Question 7 10:44
• Exercise 4.3 Question 8 12:15

Exercise 4.4

• Exercise 4.4 Question 1 7:47
• Exercise 4.4 Question 2 6:11
• Exercise 4.4 Question 3 and 4 11:05
• Exercise 4.4 Question 5 and 6 11:19
• Exercise 4.4 Question no 7 and 8 12:30

Exercise 4.5

• Exercise 4.5 Question no 1 11:03
• Exercise 4.5 Question no 2 and 3 11:00
• Exercise 4.5 Question no 4 and 5 13:19
• Exercise 4.5 Question no 6 and 7 15:55
• Exercise 4.5 Question no 8 and 9 13:19
• Exercise 4.5 Question no 10 11:14
• Exercise 4.5 Question no 11 10:24

Exercise 4.6

• Exercise 4.6 Question no 1 11:05
• Exercise 4.6 Question no 2 and 3 20:43
• Exercise 4.6 Question 4 12:14
• Exercise 4.6 Question no 5 15:49
• Exercise 4.6 Question 6 14:43
• Exercise 4.6 Question 7 14:23

Exercise 4.7

• Exercise 4.7 Question 1 8:31
• Exercise 4.7 Question 2 10:06
• Exercise 4.7 Question 3 10:56
• Exercise 4.7 Question 4 10:03
• Exercise 4.7 Question 5 22:30
• Exercise 4.5 Question 6 10:05
• Exercise 4.7 Question 7 13:16

Exercise 4.8

• Exercise 4.8 Question 1 11:04
• Exercise 4.8 Question 2 7:45
• Exercise 4.8 Question 3 and 4 11:51
• Exercise 4.8 Question 5 and 6 11:18
• Exercise 4.8 Question 7 10:13
• Exercise 4.8 Question 9 10:04

Review Exercise

• Review Exercise Question 1 and 2 22:26
• Review Exercise Question 3 and 4 13:18
• Review Exercise Question 5 and 6 9:36
• Review Exercise Question no 7 12:16