Because these exams are periodically released and updated, there are two likely interpretations for what you are looking for:
The phrase "" (Variant 9 East) typically refers to a specific regional diagnostic or practice exam, such as those released by the StatGrad system in Russia for the Unified State Exam ( EGE ) preparation. matematika 11 klass.variant 9 vostok bez logarifmov
Could you please clarify which one you need? Specifically, naming the or the date of the exam (e.g., StatGrad April 2026) would help me provide the exact solutions. Because these exams are periodically released and updated,