已知
,且
.
(1)求
的值;
(2)求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/edaa128d42386e2689897c3bdaebeb6f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/541d5d7c7d562fa19b12319df8b2f46f.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/93041e9628196ecd973664fd25048603.png)
(2)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3eacde1c42151734fdc60f3001b590de.png)
更新时间:2023-09-04 17:18:24
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