数列是高中的主干知识,是历年高考的重点内容之一;在全国各地的高考试题中都有与数列、根限有关的题.不仅以选择题、填空题的形式考查数列与极限的基础知识、解决问题的基本方法,而且把数列、根限与方程、函数、不等式等知识相结合,以解答题的形式出现,在考查数列与极限的基础 The series is the main knowledge of senior high school, and it is one of the key contents of the college entrance examination. It has questions related to series and roots in high-test questions all over the country. It not only examines the basic knowledge of series and limits in the form of multiple-choice questions and blank-fill questions. The basic method for solving problems, and combining the knowledge of series, roots and equations, functions, inequalities, etc., in the form of answers to questions, examining the basis of series and limits