多变量最值问题在高考等各种考试中经常出现,这类问题内涵丰富、知识面广、综合性强、解法灵活多变,是考查学生运用基础知识、数学思想方法和检验学生思维灵活性的极好问题.对于这类问题,学生往往难以找到解题思路,得分率较低.下面举例分析有关多变量最值问题求解的一些常用方法,供大家参考. Multivariate most value problems often appear in college entrance examination and other examinations, such issues are rich in content, wide range of knowledge, comprehensive, flexible solution is to examine the students to use basic knowledge, mathematical thinking and testing of student thinking flexibility For such problems, students often find it difficult to find solutions to ideas, lower scoring rate. The following example analysis of some of the most commonly used multivariate solving the most commonly used method for your reference.