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Brief introduction to the content of junior high school mathematics basic knowledge manual
In order to live up to the readers' high hopes for the Handbook of Basic Mathematics in Junior High School, we once again invite some first-line professional and senior expert teachers from all provinces and cities in China to make a brand-new revision. In the process of editing, experts have thoroughly studied the latest curriculum standards of full-time compulsory education, textbooks of various versions and examination notes of various places, absorbed the knowledge essence of relevant authoritative works and the latest newspapers and magazines, and strived to make this book a more authoritative, comprehensive and practical reference book.

The concept is novel and the style is practical. Based on the spirit of the new senior high school entrance examination and the characteristics of the new curriculum standard, more advanced educational concepts have been infiltrated. Stylistic design not only considers the order of teaching materials, but also considers the organic connection between knowledge, which conforms to the scientific cognitive law.

In the process of revision, the author always adheres to the principles of striving for perfection, paying attention to practical results, getting rid of topics and embodying humanistic care, and strives to create excellent mathematical reference books.

This book is divided into "basic knowledge" and "examination skills":

Basic knowledge focuses on combing the trunk, explaining knowledge and ability in depth, highlighting the guidance of learning methods and problem-solving methods and skills, and focusing on the induction and summary of subject thinking methods. Set the following columns according to the lecture:

[Essentials of Basic Knowledge] Comprehensively summarize the knowledge structure and knowledge points of this lecture, explain accurately, highlight key points, break through difficulties, eliminate blind spots, focus clearly and expand in place. It is suggested that the dragon is a little clear and the formula is vivid.

[Guidance of learning methods] Discuss methods by topics, unify questions by methods, and give examples of typical routine questions, innovative and open questions and practical application questions.

Analyze and reveal the law of solving problems, emphasize "general method", use "clever method" skillfully, and avoid analogy. The summary of mathematical thinking method is concrete and practical, which reveals the mystery of solving mathematical problems, provides the golden key to open the door of mathematics, discriminates mistakes (puzzles) and points out the maze. Avoid delays.

[Hot Topics Online] Focus on the focus and hot topics of this lecture, study and test, or sum up successful experiences and concentrate.

Home-based teaching, wisdom in preparing for exams, novelty and taking exams will open your eyes and make you have better abilities.

[Theorem of Common Formulas] From the hands of common formulas, theorems and conclusions, a simple and clear summary is made to facilitate memory and use.

Test-taking skills are mainly oriented to the senior high school entrance examination, focusing on test-taking skills. 1 1 hot topics show exam methods, test questions and problem-solving skills, and point out shortcuts for you.