Yaschenko And . In. , Shestakov S. A. , Trepalin A. C. , Semenov A. In. , Zakharov P. and . M. : Exam, 2012. — 63 s. — (GIA series.) 9 cl. The manual contains 10 variants of examination tasks of the State final certification (in a new form) Answers are given to all tasks . Variants reflect the content of the materials of the site matgia. ru (open bank of GIA assignments in mathematics). The first part of the examination work in the proposed ten variants differs, the second part is almost the same. Variants contain tasks in algebra and geometry (according to the GIA 2012 demonstration version in mathematics for the 9th grade) . A good edition for practicing the skills of solving the tasks of the first part of the examination work .