导数综合题是高考中一项重要的考查内容,在很多省份的高考试卷中都以最后一道压轴题呈现.由于此类问题综合性强。解答过程中一般都伴随着对所含参数的讨论,有时还要对所求问题进行多次变形转化。还有些问题中要对参数的范围或对表达式进行放缩等.因此,导数综合题成为一个难点问题,也是高考数学能否取得高分的关键. Derivative comprehensive examination is an important exam in the college entrance examination, in many provinces in the college entrance examination papers are presented with the last finale. Because of such issues comprehensive. The process of answering is generally accompanied by a discussion of the parameters involved, sometimes with multiple transformations of the problem sought. There are still some problems to the parameters of the scope of the scaling or expression, etc. Therefore, the derivative synthesis problem has become a difficult issue, but also the college entrance examination mathematics can get a high score key.