化简下面的式子,再自取一个适当的
的值代入求值
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3d9c362975bdb2ae389420a611376f32.png)
更新时间:2019-03-23 09:36:26
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相似题推荐
解答题-计算题
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适中
(0.65)
【推荐1】解答下列各题.
(1)解下列方程:
.
(2)先化简,再求值:
,其中
满足方程:
.
(1)解下列方程:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/291290b1c4f8b0a139c8b17072445f73.png)
(2)先化简,再求值:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c38361fc7d7ba6db943b73c8884bf5ab.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08587591cfb5275dc14d5bb66a397e93.png)
您最近一年使用:0次
解答题-问答题
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适中
(0.65)
名校
【推荐2】直接写出运算结果
(1)
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(2)
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(3)
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(4)
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(5)
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(6)
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(7)
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(8)
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(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ec338937a7dccec2269ca7e2ced1c2c.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f565a1ae4cb96a180cf5695efd19678.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1a76806c3c86e5f199e2a7f7ad4429c2.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ff26336a17ec71a05ed6ffffa26a8fd9.png)
(5)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e63baf6a2acd05ad699f61734b26d062.png)
(6)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a995b5dd455812b78ef8fd4e68d4362e.png)
(7)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4987a653628b2e3beea144d5fdf23a83.png)
(8)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c18a25164e1d6e4a27d1b6955ce80a4b.png)
您最近一年使用:0次