Official versions often include answers to the numerical parts of the tasks at the back of the book.
Many regional educational sites provide PDF versions of the older editions for teacher use. ФИЗИКА 11 - Л.А. Кирик - ACDSee PDF Image.
You can find current editions at OZON or Wildberries .
The collection of works by for the 11th grade is a specialized set of physics materials widely used in secondary schools (often for specialized physics-mathematics profiles). These books are primarily designed for assessing student progress through multi-level independent and control works. Key Components for 11th Grade
