不等式是课标的主干内容之一,高考中往往与集合、函数、导数等知识融合,体现其工具性、实用性和灵活性.不等式问题中常常涉及到参数或未知量的分类讨论,下面结合典例予以说明.一、解参数不等式引发分类讨论 Inequality is one of the main content of the course standard, college entrance examination often with the collection, functions, derivatives and other knowledge fusion, reflecting its instrumental, practical and flexible.In inequality problems often involve the classification of parameters or unknowns, the following combination of code An example is given below: I. Solving parameter inequality triggers classification discussion