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202 1 is it difficult to do math in the second national college entrance examination?
Judging from the feedback from the candidates after the end of 2 1 National College Entrance Examination in Mathematics, the second volume of 202 1 National College Entrance Examination in Mathematics and Liberal Arts is quite simple and the science is extremely difficult. The last question stumbled a lot, especially the big one behind, and some students only had one or two.

The examination paper pays attention to the comprehensive examination of the basic content of senior high school. Set, complex number, common logical terms, linear programming, plane vector, algorithm, binomial theorem, permutation and combination have been effectively examined in multiple-choice questions and fill-in-the-blank questions.

On this basis, the examination paper emphasizes the key examination of the main content, which embodies the comprehensive, basic and comprehensive examination requirements. The solution focuses on functions, derivatives, trigonometric functions, probability statistics, series, solid geometry, straight lines, conic curves and other main contents.

Test paper features:

1, combined with subject knowledge, to show the beauty of mathematics.

Two questions in the volume of arts and sciences (16) are integrated into China's long-standing epigraphy culture, giving geometry a real background, and one question in the volume of arts and sciences (4) Taking the famous sculpture "The Broken Arm Venus" as an example, this paper explores the beauty of golden section of human body and integrates aesthetic education into mathematics education.

2. Integrate theory with practice to guide labor education.

The title of the first volume of liberal arts (17) is designed with the background of service quality management in shopping malls, which embodies the requirements for service quality and advocates high-quality labor results. The title of the third volume of Arts and Sciences (16) reproduces the scene of students' labor practice in the factory, guides students to pay attention to, respect and participate in labor, and embodies the requirements of labor education.