The textbook corresponds to the new mathematics curriculum, contains a sufficient number of differentiated exercises and applied problems. After each chapter, there are exercises to repeat it.

To prepare for the test, there is "Home Independent Work" in test form and "Tasks for testing knowledge". For the most inquisitive, there are a number of non-standard tasks in the section "Interesting Problems - Think About It."

Designed for 9th grade students of secondary schools and mathematics teachers.