This is a basic concept book optimized for internal grades, explaining only the concepts you need to know in an easy and detailed manner and including representative types of problems at the textbook level.
Sufficient explanations and examples are provided to help you understand and apply the concepts.
You can check whether you have correctly understood the concepts and formulas through various verification problems.
You can learn the key concepts in each unit through repeated practice.
Essential concepts that appear in textbooks and school exams are learned through problems, and the solution methods are presented step by step so that the method of applying the concepts can be seen at a glance.
Additionally, the concepts and principles used in the problem were summarized and presented as a ‘law of solution.’
We have made it possible to review the important concepts learned in each unit.
You can clearly organize key concepts and formulas with simple fill-in-the-blank problems.
The important internal exam type questions for each unit are organized into two levels.
By solving problems in the format of actual school exams, students can solidify their concepts and develop comprehensive problem-solving skills.