it explains some basic ways of how to use derivative to study monotonous zone in function, to calculate maximum and minimum , and how to solve some problems on inequality and number sequence, etc.
阐述了利用导数知识研究函数的单调区间、最大值最小值等问题的基本方法,以及导数方法为解决某些不等式的证明、数列求和等问题提供了捷径。