计算:
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2187b08f019ba5b0654e6ef81c54f415.png)
(2)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2187b08f019ba5b0654e6ef81c54f415.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e622965f36d08d351147d4a630cbc6fb.png)
更新时间:2023-12-20 13:51:04
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解答题-问答题
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较易
(0.85)
【推荐2】计算下列各式的值:
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c8c4b0dadd54d85837ae59f200773f0.png)
(2)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/911c9f14db6350678fb2ea163ec6557f.png)
(3)若
,计算
?
(4)已知:
,求
?
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c8c4b0dadd54d85837ae59f200773f0.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/911c9f14db6350678fb2ea163ec6557f.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1babe83333f3486af79840208caec56f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/34cda3862352b9d9c64992b7eca559d5.png)
(4)已知:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7418f4965184ac1e8c63ecb932ca1a76.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05e214c4c5759a7d9d3676df63fdbea9.png)
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