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1 . 若
,且
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11b536447b5948502a986086b717bae1.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/77fd54ca148b555e5c6b53a86b98232b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/484f1f75233297f3b69d2051d276b43d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/11b536447b5948502a986086b717bae1.png)
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2023-08-11更新
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2卷引用:辽宁省丹东市敬业实验高级中学2022-2023学年高一下学期期中数学试题