This is a set of math textbooks for the Common Test (Mathematics I・A/II・B). - Title: Mathematics I・A/II・B (1) - Title: Mathematics I・A/II・B (2) - Publisher: Toshin High School - Series: Common Test Prep - ISBN: 32836601 - ISBN: 32836602 Thank you for viewing. Includes problems from the 2023 to 2017 trial tests. The name section on the back has been corrected with correction tape, but the books are in very good condition with no folds.