Exercise books to deepen your understanding of mathematics. Set of 2 and 3. Available for individual sale. There are some markings with a highlighter in the Math II book, but it does not affect the problems. There are no markings in the Math III book, but there may be some oversight. Thank you for your understanding. They are a bit old, so there may be some scratches. Please refrain from purchasing if you are sensitive to this. - Title: Chart-style Solutions and Exercises Math II - Title: Chart-style Solutions and Exercises Math III - Publisher: Kenkyusha Publishing - ISBN: 978-4-410-10707-2 - ISBN: 978-4-410-10708-9 - Format: Revised Edition Thank you for viewing.