1 . 设函数
在点
处的切线方程为
.
(1)求实数
及
的值;
(2)求证:对任意实数
,函数
有且仅有两个零点.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c02273be8330c718961e816992437e97.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e35ce0973233d2115c36ac184058768.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9bd144e0e96e4236a14523e0729cacb.png)
(1)求实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/79b752f0f189e5d8666daea73e145dff.png)
(2)求证:对任意实数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f13203d47a6ee2ef7143f6c7c4c1c27c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
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2016-12-03更新
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489次组卷
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3卷引用:2015届江苏省无锡市高三上学期期末考试理科数学试卷