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1 . 设函数
.(
为自然常数)
(1)当
时,求
的单调区间;
(2)若
在区间
上单调递增,求实数a的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e654867ca6558df8a62171c8b0e220f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/041a7c8fc017f596542c5e6ec7d1c40b.png)
(1)当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b550ee821ee1838384835e81fc34b67.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4984b42c780e798f8439cc9777cc62b9.png)
(2)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28b8ba693e09a6e6722bf8e04ef3c440.png)
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2022-03-16更新
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6卷引用:山东省济宁市育才中学2022-2023学年高三上学期开学数学试题