Mathematics in Middle and High School: Techniques of Solving Problems - Paperbackby Mihai Rosu (Author), Vlad Rosu (Author) We have developed this book Problems in Middle and High School Mathematics: Solving Techniques Edition II to help middle and high school students acquire a deeper understanding of mathematics and prepare themselves for Olympiads and contests in this field, as well as having high levels of success in future related university courses. The wish is to instill in our students the art of reasoning and the power of