It is a for students who use it to verify their work or understand difficult grammatical rules. However, it’s best treated as a tutor-in-your-pocket rather than a replacement for studying the textbook's theory.
2 отзыв на Русский язык 10-11 класс Власенков ... - OZON gdz po russkomu iazyku vlasenkov 10 11 izdanie
Most versions provide detailed breakdowns of complex syntax and punctuation exercises, which are critical for the 10-11th grade curriculum. It is a for students who use it