应用凸函数的性质分析高考试题

Application of the characters of convex function in analyzing the College Entrance Examination

给出了凸函数的定义及几何解,对凸函数的4个性质进行了分析和证明,并应用其性质对近几年来全国及各省、市部分高考试题进行了分析和解答.

We propose the definition of convex function and its geometrical interpretation,analyze and prove four characters of convex function,and use these characters to analyse and solve some mathematics questions in the College Entrance Examination in recent years.