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The manual presents all the material of the textbook by V. Kravchuk, M. Pidruchna, G. Yanchenko in a concise and accessible form of questions and answers. Algebra: Textbook for 9th grade. - Ternopil: Textbooks and manuals. - 2009. The book also contains sample solutions to problems and exercises and tasks to prepare for independent work. For teachers and students of 9th grade of secondary schools.