This book, aligned with the recently established curriculum, is aimed at third-year high school students who have chosen the Orientation of Positive Sciences or Economics and Informatics Studies.

It is a new book, radically restructured, supplemented, and enriched with the knowledge and requirements of today. The structure, content, and teaching experience encompassed in this book will make it a useful tool in the hands of its readers and will lead candidates to success and the achievement of their visions.