高三数学复习中的不等式恒成立问题,涉及到知识点较多,把不等式、三角、数列、几何等有机结合起来,渗透着换元、化归、数形结合、函数与方程等思想方法,有利于考查学生的综合解题能力,在培养思维的灵活性,创 The establishment of the inequality in the mathematics review during the third year of mathematics involves many points of knowledge, organically combining inequalities, triangles, sequences, geometry, etc., permeating the thinking methods of changing yuan, returning to logic, combination of numbers, functions, and equations. Facilitate students’ comprehensive problem-solving abilities and develop flexibility in their thinking.