【Overview】 This book is a reference book specifically designed to prepare for the entrance exams of Tokyo University of Science. It corresponds to the Center Exam (C-type) and provides explanations mainly based on the 2017 academic year's questions. 【Features】 It offers abundant problem explanations based on past exam questions, providing practical content for examinees. In particular, it thoroughly addresses trend analysis, enabling efficient learning. 【Target Audience】 This is the perfect book for students aiming for Tokyo University of Science. Especially, it is an essential reference book for those utilizing the Center Exam. There is a mark of a name written with a magic marker, but it is in a clean condition without any writing inside. Thank you for viewing.