计算与化简:
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48380e4cf88dc745595dc8b0b5fa94d9.png)
(2)
.
(3)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/991575402310ba36cb3dc1cdd8411ce6.png)
(4)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/48380e4cf88dc745595dc8b0b5fa94d9.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef8fbf2f91a1b694d9d6840b08722d0c.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/991575402310ba36cb3dc1cdd8411ce6.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e958a2f885f462ad3a0fd06d6a4af71d.png)
22-23高一上·内蒙古呼和浩特·期末 查看更多[2]
更新时间:2023-03-27 12:49:29
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解答题-问答题
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较易
(0.85)
【推荐1】求下列各式的值:
(1)
;
(2)
;
(3)
;
(4)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fd3387ffe6af963b8a10719f82dfbf46.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3410c6d03536627f3f62036c18640d2e.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/054e3da8fd8803b042e5f13beb8ac16e.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/067f74849bc7390d55d91a375299fd9d.png)
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