1 . 设函数![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdcae0e2112459d33f756aa162a43031.png)
(I)若
,求实数a的值;
(II)判断函数
的奇偶性,并证明你的结论;
(III)若
对于
恒成立,求实数m的最小值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bdcae0e2112459d33f756aa162a43031.png)
(I)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/70e28c6cbcc46821ebf88a38fa8d6e6c.png)
(II)判断函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
(III)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c80315917e7f564864105cd4c7e95fb0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97148e04ca6a9f9dca0aba91ce4e1d84.png)
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2021-01-26更新
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2卷引用:北京市西城区2020-2021学年高一上学期期末考试数学试题