This book is intended for students of the 2nd grade of high school.
It contains:

• Detailed theory
• Observations on the theory, on which the answers to the questions and the solutions to the exercises are based
• Methodology and Comments for solving exercises
• Solved exercises, as models of solution methods
• Exercises for solving
• Review exercises at the end of each chapter
• Selected Topics from the Topics Bank
• Tests for each teaching unit
• Topics that cover the entire range of knowledge that the student needs to fully meet the exam requirements.

At the end of the book there are:

• The solutions to the exercises for solving in this book
• The solutions to the exercises for solving in the school book.