名校
解题方法
1 . 已知偶函数
满足
,当
时,
,则函数
在区间
内的零点个数为
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8dbe7a7f60b876e64fc68348efbf3d06.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8a34b4bf4bba566959635a7982cec6ae.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d0835b536891aae25a7e0d6fa4edde4f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4a9845c78cb0cdedddefb2c0309a86e8.png)
A.8 | B.7 | C.6 | D.5 |
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2017-08-17更新
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3卷引用:江西省南昌市南昌县莲塘一中2018届直升班周末练试卷数学试题