1 . (1)计算:
;
(2)解方程:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce693dcefffbe6afb3075ad1a3f30028.png)
(2)解方程:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41d10a71ba8baa5cb27a398485778892.png)
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2 . 解方程或方程组:
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ca6e442b19ca9e93e4f743102ea5100.png)
(2)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ca6e442b19ca9e93e4f743102ea5100.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59c4ad7a27dd43496ac916b1f8d95620.png)
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3 . 求下列各式中的
的值:
(1)
;
(2)
;
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5ad982654b2d77ddb001f666782129dd.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/40cd9891979928e27ec88fd997fc35eb.png)
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4 . 求出下列各式中的实数
:
(1)
;
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/578d4da1b73707d49deec0f85a079dd0.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ba1b1a49e58304543d9f93b43fcb7b8.png)
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5 . 求下列式子中x、y的值:
(1)
;
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02fd246be3cdb76dbaf695c499ff0985.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1c0dceb8cc08c3dd5e6ffcf8a63049c0.png)
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6 . (1)计算:
;
(2)已知
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8bf31a9347be7e04b48d059e089ced04.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2ab64df55c1bbb8721c37c65afb16ceb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
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7 . (1)计算
;
(2)求式中x的值.
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/14992d7e630fb29b3c896596c5a17f7e.png)
(2)求式中x的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cccab15dc6e41ef9fec612f6d1629ccd.png)
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8 . 按要求解答:
(1)求下列各式中的x:
①
;
②
.
(2)计算:
.
(1)求下列各式中的x:
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c96c3bd7621beb33b3dd551ce1fd785d.png)
②
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c799f8372ba6eac59eafa5b19f97ebf0.png)
(2)计算:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86fe9c9a7754cf95117a0e962247e42d.png)
您最近一年使用:0次
2024-05-25更新
|
81次组卷
|
2卷引用: 山东省聊城市临清市2023-2024学年八年级下学期期中考试数学试题
9 . 求下列各式中的x值:
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7fc191eec8eac0006a9e26d46ebb18b9.png)
(2)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7fc191eec8eac0006a9e26d46ebb18b9.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3294e4513b508981b41833be48f3932e.png)
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10 . 求下列各式中
的值:
(1)
;
(2)
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a04b4b6ab026b6eadd20a9b409abb2ff.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5cfceb0871869d719819556084e0b89f.png)
您最近一年使用:0次