导数与不等式 综合问题求解策略,江西省莲塘一中 李树森,2017高考讲坛讲座,2017高考讲坛,策略一：隐零点问题“设而不求法”,2017高考讲坛,2017高考讲坛,2017高考讲坛,2017高考讲坛,2017高考讲坛,隐零点问题解决方法大致分为三步：,2017高考讲坛,策略二:端点验证、破解不等式,2017高考讲坛,1.求导后灵活运用放缩，快速确定充分条件,2017高考讲坛,2017高考讲坛,2017高考讲坛,2017高考讲坛,2017高考讲坛,2017高考讲坛,2.对原函数巧妙实施放缩，将原函数形式简单化,2017高考讲坛,2017高考讲坛,2017高考讲坛,2017高考讲坛,2017高考讲坛,2017高考讲坛,策略二:端点验证、破解不等式,2017高考讲坛,2017高考讲坛,2017高考讲坛,解题策略,2017高考讲坛,策略四、改变结构特征、灵活运用放缩法,2017高考讲坛,2017高考讲坛,2017高考讲坛,2017高考讲坛,解题策略,2017高考讲坛,策略五.复杂函数，分而治之 （一分为二）,2017高考讲坛,2017高考讲坛,2017高考讲坛,2017高考讲坛,2017高考讲坛,2017高考讲坛,解题策略,2017高考讲坛,策略六：验证端点，必要条件先行，缩小讨论,2017高考讲坛,2017高考讲坛,2017高考讲坛,解题策略,2017高考讲坛,2017高考讲坛,