"Practices in Elementary Mathematics .". Algebra. Trigonometry by B. N. Litvinenko and A. G. Mordkovich is not just a textbook, but a whole world in which students, schoolchildren and everyone who seeks to improve their mathematical skills are immersed. This edition will be your reliable companion in the study of the basics of algebra and trigonometry, offering not only theoretical knowledge, but also practical tasks that will help to consolidate the material. The main goal of the book is to make mathematics accessible and understandable . The authors, known for their deep knowledge and pedagogical experience, offer readers a unique approach to the study of the subject. In the “Practice” you will find a lot of tasks of varying complexity that will help you not only prepare for exams, but also develop logical thinking and analytical abilities. Each chapter begins with a theoretical material that smoothly passes into practical tasks, which makes it easy to assimilate information and apply it in practice. The book will be of interest to both schoolchildren and students, as well as to anyone who wants to refresh their knowledge in the field of mathematics. If you are preparing for the exam or GGE, then this guide will be your indispensable assistant .. It will also be useful for those who study mathematics on their own or want to help their children in their studies .. It is important to note that "Practice" is suitable not only for studying algebra and trigonometry, but also for preparing for various mathematical olympiads and competitions. The topics raised in the book cover a wide range of issues, from the simplest equations and inequalities to more complex trigonometric functions and their applications. The authors emphasize the importance of understanding the basics, which allows the reader not only to memorize the formulas, but also to take a meaningful approach to solving problems. This is especially important in the light of modern educational standards, which require students not only knowledge, but also the ability to apply them in various situations. Litvinenko and Mordkovich's writing style is clear and accessible. They are able to explain complex things in simple language, which makes their books popular with a wide range of readers. In addition, both authors have many successful tutorials and articles that have also earned recognition in the educational environment. Their experience and professionalism allow them to create materials that are not only informative, but also fascinating. If you are looking for something similar to "Practices in elementary mathematics", then you may like the books of authors such as Igor Sharikov or Anatoly Kaplan, who also offer interesting and affordable mathematics textbooks. Key search queries that can lead you to this book include "algebraic textbook", "trigonometry for beginners", "mathematics for schoolchildren" and "practical math problems". In conclusion, “Practices in elementary mathematics . Algebra. Trigonometry is not just a book, but a whole tool for your learning. It will help you not only to master mathematical skills, but also to love this amazing world of numbers and formulas. Do not miss the opportunity to take a step towards success in study and life by diving into the pages of this unique manual