The curriculum is typically split into two main physical books, both of which have corresponding GDZ solutions available online:
The 9th-grade course is the final stage of basic general education; these solutions help students master the experimental and calculation-based problems common in state testing. Where to Find Materials
Since the official problem book often omits answers for qualitative "search" tasks to encourage independent thought, GDZ provides the necessary feedback loop for students working alone.
While physical copies are available at retailers like OZON and Wildberries , digital GDZ versions are widely hosted on educational platforms.