计算求值:
(1)
;
(2)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62b0403b2c5b96cb7746ad442897b046.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7fe8e8c5028f0f85878233c44be1bb8a.png)
更新时间:2021-01-10 10:43:45
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【推荐1】计算求值:
(1)
(2) 若
, 求
的值
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4b3d657ee298b1b491070e77829bded.png)
(2) 若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/88ccf942db53c0798a9b0db6eb44597a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f292291fe6a43d3c1b5de0e56edccab5.png)
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