I purchased this book, but it's unused because it was distributed at school. Please refrain from purchasing if you are concerned about minor details, as it has been stored at home and has been handled by someone else. [Contents] This reference book covers the content of Mathematics I + A, with a particular focus on problem exercises. Each chapter has abundant examples and explanations, designed to deepen understanding. [Features] The chart-style layout makes it visually easy to understand and is designed to improve learning efficiency. In particular, the cover using a photograph of a building gives a modern and stylish impression. [Target Audience] Ideal for high school students and those preparing for entrance exams, it covers a wide range of topics from the basics to advanced applications of mathematics. - Title: Mathematics I + A - Publisher: Kenkyusha Publishing - Format: Chart-style - Number of pages: Thick - Design: The cover uses a photograph of a building Thank you for viewing.