Ⅰ Equation of a figure

1 Plane coordinates
2 Equation of a straight line
3 Equations of a circle
4. Movement of shapes

Ⅱ Sets and Propositions

5. The meaning and inclusion relationship of sets
6 Set Operations
7 propositions

Ⅲ Function

8 functions
9 rational functions
10 Irrational functions

A basic concept book optimized for internal assessment, with easy-to-understand and detailed explanations of essential concepts and representative textbook-level problem types!

1) Concept explanation
Sufficient explanations and examples are provided to help you understand and apply the concepts.
You can check your understanding of the concepts and formulas by completing various verification questions.

2) Concept drill
You can learn the key concepts in each unit through repeated practice.


3) Essential examples
We've organized the essential concepts that appear in textbooks and school exams into problems, presented step-by-step with solutions, and organized them so you can see at a glance how to apply the concepts.
Additionally, the concepts and principles used in the problem were summarized and presented as a ‘law of solution.’


4) Concept organization
We have made it possible to review the important concepts learned in each unit.
You can solidify key concepts and formulas with simple fill-in-the-blank problems.


5) Finishing the intermediate section
The important internal exam questions for each unit are organized into two levels.
By solving problems in the format of actual school exams, you can solidify your concepts and develop comprehensive problem-solving skills.

1. Complete understanding of textbook concepts

- The textbook concepts are organized by topic so that they can be understood at a glance, and the concepts are organized into effective amounts that can be studied at once, allowing for complete learning by topic.

2 Clearly explain the essential types of solution principles with concepts

- It presents the order of strategic thinking for solving essential examples in steps, and provides principles of concept application and easy-to-understand solutions, allowing for systematic type learning.

3. Practice for high scores on the final exam with the final exam questions

- You can prepare perfectly for school exams by gradually improving your skills by solving types of questions that frequently appear on school exams.