This book consists of Volume 1, Basic Principles, and Volume 2, Practical Problems, Olio.
Volume 1 is a textbook mastery project designed to present the learning direction of the entire textbook, systematically understanding it, and then becoming familiar with the types of test questions.
Volume 2 is a comprehensive project centered around questions of the same or similar types as school exams.
The most notable feature of this book is that it focuses on helping students develop problem-solving skills without making mistakes on school exams, through a newly organized section called 'Understanding Wrong Answers'.
This will greatly help you develop problem-solving skills so that you can adequately respond to any type of problem that may arise.
Additionally, it is organized to cover all areas presented in the textbook without exception so that you can immediately check the types of questions on school exams after studying each area.