论文部分内容阅读
运用（ａ＋ｂ）／２≥（ａｂ）~（１／２）解题兰绍平（湖南麻阳教师进修学校）李红梅湖南麻阳县绿溪口小学高中代数（必修）下册第８页定理ｌ的推论：“若ａ、５ＥＲ”，则作七上＞／而（当目。仅当ａ＝ｂ时取等号）．我们将这一推证称为均值不等式，灵活运用它解会考、?..
Apply (a+b)/2≥(ab)~(1/2) to solve the problem Lan Shaoping (Hunan Mayang Teacher Training School) Li Hongmei Hunan Mayo County Elementary School Algebra (Required) Next Page Page 8 Theorem l The corollary: “if a, 5ER”, then make seven> / and (When the head. Only when a = b equal sign). We call this promotion the mean inequality, and use it flexibly to solve the exam.?