名校
1 . 已知
,
.
求:(1)
;
(2)
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b9a557ee67d4efc98b6cf3a2a0a441d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4e70093b380bbc50c71e308a2ff0f00e.png)
求:(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b3744e71abf4b43e128eabea9181b712.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/551fd8cd8ea61d794c13074ccd7d6c4e.png)
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2021-09-06更新
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464次组卷
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6卷引用:甘肃省甘南藏族自治州合作第一中学2021-2022学年高一上学期期中考试数学试题