I.
Square roots and real numbers

1.
Square roots and real numbers
2.
Calculating expressions including radicals

II.
Multiplication and factorization of polynomials

1.
Multiplication of polynomials
2.
Factorization

III.
Quadratic equation

1.
Quadratic equation

IV.
Quadratic functions and graphs

1.
Quadratic functions and their graphs

〈Friendly Concept-Based Coaching Lectures〉
Easy and fun concept coaching lectures filled with the instructor's expertise will help you understand even difficult math concepts.

〈Solid Understanding of Concepts〉
You can easily understand concepts through detailed explanations at a glance and detailed explanations of concepts in Basic, Concept, and Focus coaching.

〈Application of Problems that Strengthen the Basics〉
You can upgrade your skills to the next level by going through problems presented step by step, starting from concept confirmation problems.

Descriptive questions to prepare for real-life situations
It makes solving difficult descriptive problems a little easier.


〈Practice! End of the Intermediate Course〉
You can practice by composing representative problems and descriptive questions to prepare for school exams.

〈Problems straight out of the textbook〉
You can prepare for school exams by reconstructing specific problems from textbooks.