• Trigonometry

• Polynomials - Polynomial equations

• Progress

The purpose of this book is, on the one hand, to help second-year high school students to understand the chapters of algebra provided by the new syllabus and to acquire a fluency in the solution of the exercises, and on the other hand, to give secondary school teachers a wide range of collection of exercises.

The book contains concise theory, methodology and three levels of exercises (easy, moderate, difficult). Among these exercises are also topics for various exams and competitions, Greek and foreign.