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1 . 已知
与
都是定义在
上的奇函数,且当
时
,
(
),若
恰有4个零点,则正实数k的取值范围是
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a1cfb60420ff7e72c1b9d64f69ae063.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e915b67f8f747698b8b46d37bc453667.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0c8bd00a1b1c012681aab8513b755cbc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76d8e2050720bd2bebb8185b64a2cc1e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/305a900ebe8399e0aaa7854561e47a36.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/041203863087d415ce92294a63801f84.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2017-09-06更新
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3卷引用:广西钦州市钦州港经济技术开发区中学2018届高三理科数学开学考试试题