It’s great for self-study. You can start with the "Level A" tasks to build confidence before hitting the "Level C" problems that usually show up on exams.

Searching to skachat (download) the GDZ for this book is tempting because Shabunin includes independent and control works . Teachers love pulling surprise quizzes from this exact book. Having the solutions can help you verify your logic, but copying them blindly is risky—many online GDZ versions contain outdated solutions or formatting that doesn't match current Russian state standards (GEF). Why It's Actually Useful (Beyond Just Answers)

Each chapter usually starts with solved problems. If you're stuck on a topic like derivatives, these examples are often clearer than the main textbook.