Mathematics. Textbook. Part 1

The textbook includes sections on 'Linear Algebra', 'Vector Algebra', 'Analytical Geometry on the Plane', 'Analytical Geometry in Space', and 'Complex Numbers'. The textbook provides an overview of the main theoretical concepts and principles of these sections with illustrations of specific examples, offers self-assessment questions for students, includes test assignments for theory and practice for self-preparation, presents control works compiled based on a twenty-variant system with the solution of a typical variant. The textbook is intended for students of higher educational institutions in full-time and part-time forms of study, and can also be recommended to students and teachers of specialized institutions of secondary vocational education. 2nd edition, revised and expanded.