This book covers all the topics in the Cambridge O Level Additional Mathematics syllabus. The text has been updated and refined to improve clarity of the presentation. Every effort has been made to write a readable text that can be easily undersood. The purpose of this book is to provide you with the tools you need to be sucessful in your class work and exams. The exercises at the end of each section are varied, providing basic skills and understanding of concepts. The clarity of the text makes the book excellent for self-tuition.