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Chapter 2: Try it yourself 1-21, Ex 2.1, Ex 2.2, Ex 2.3, Ex 2.4, Ex 2.5, Review Ex 2

Chapter 3: Try it yourself 1-13, Ex 3.1, Ex 3.2, Ex 3.3, Review Ex 3

Revision Ex 1

Chapter 4: Try it yourself 1-13, Ex 4.1, Ex 4.2, Ex 4.3, Ex 4.4, Review Ex 4

Chapter 5: Try it yourself 1-22, Ex 5.1, Ex 5.2, Ex 5.3, Ex 5.4, Ex 5.5, Review Ex 5

Revision Ex 2