纵观近几年高考数学全国卷及各省自主命题卷中的解析几何试题,题型新颖别致,自然流畅,内容综合,解法灵活.其中涉及直线与圆锥曲线相交的问题,常把代数、三角、向量、数列、导数等知识交汇在一起,具有一定 Looking at the analytical geometry questions in the national volume of mathematics in college entrance examinations and the voluntary propositions of the provinces in recent years, the question types are novel and unique, natural and smooth, and the content is comprehensive. The solution is flexible. It involves the intersection of straight lines and conic curves, often with algebra, triangles, Knowledge of vectors, sequences, derivatives, etc