1 . 计算或化简
(1)计算:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/105617b4876d6251db70ec1323f89155.png)
(2)先化简,再求值:
,其中x=
(1)计算:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/105617b4876d6251db70ec1323f89155.png)
(2)先化简,再求值:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0cf2c58d894dd85f92d1d94ed73317aa.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9563540452712a60d70f76cf22a868c9.png)
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2 . (1)计算:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/646fb8c254353e756132912f1a5022fa.png)
(2)解不等式组:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/646fb8c254353e756132912f1a5022fa.png)
(2)解不等式组:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e55022f56d201605c41fc4ee98cb9056.png)
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3 . 计算:
(1)(3
)÷2
(
)2.
(2)(2
)2+(2
)(2
).
(1)(3
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/607ee18198f436c67f77c445ada79c58.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e8498ecfcc1a99aa2cf3ecb9acc48c8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6878733b75313f762fb343d2648a26f.png)
(2)(2
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6fb72c6ff068481e69947cc2d233588.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7fce65977c785cf5db28b27f0f8549b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f6fb72c6ff068481e69947cc2d233588.png)
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4 . 解答:
(1)计算:
.
(2)解分式方程:
.
(1)计算:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f00b6fe2bee2bfbd0a1b92b9bddc2a2f.png)
(2)解分式方程:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3463b86ec738f0f121d2af0d5a169031.png)
您最近一年使用:0次
2022-01-17更新
|
317次组卷
|
4卷引用:2021年浙江省绍兴市越城区五校中考数学模拟试卷(3月份)
2021年浙江省绍兴市越城区五校中考数学模拟试卷(3月份) (已下线)考点04 分式、分式方程及其应用-备战2022年中考数学一轮复习考点帮(浙江专用)(已下线)专题05 分式与分式方程及其应用-备战2022年中考数学母题题源解密(浙江专用)四川省内江市铁路中学2019-2020学年九年级上学期入学测试数学试题
5 . 如图,在△ABC中,已知AB=AC=3,BC=4,若D,E是边BC的两个“黄金分割”点,则△ADE的面积为( )
![](https://img.xkw.com/dksih/QBM/2022/1/3/2886475057537024/2888832785309696/STEM/79ee0c65-189a-40e6-a10a-d19fdf372996.png?resizew=201)
![](https://img.xkw.com/dksih/QBM/2022/1/3/2886475057537024/2888832785309696/STEM/79ee0c65-189a-40e6-a10a-d19fdf372996.png?resizew=201)
A.10﹣4![]() | B.3![]() | C.![]() | D.20﹣8![]() |
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6 . 计算:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f06f9c9622ba187380a25d5414dccc06.png)
您最近一年使用:0次
7 . 已知
,
,求x2+2xy+y2的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c1cc75489e8bd61dd3fdfb91948bca35.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b09fed6e1884ca4e516029251bb562fd.png)
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2021-12-23更新
|
260次组卷
|
2卷引用:浙江省杭州市杭州第十四中学附属学校2020-2021学年八年级下学期第一次月考数学试题
8 . 计算:
(1)
;
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3366fda67ca77cec70c4c3e28537fc77.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8587cff510b278aa65247f1cffd46de0.png)
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9 . 计算(2
﹣3
)÷
=___ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f46f33f578fbb88a7525ef32e7126856.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/38fda303240e35a04641e7e602dcc414.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a7ffe8515ff6183c1c7775dc6f94bdb8.png)
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10 . 计算:(
)(
)-(
)2
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1f190b17530d81d927c358ac84757a4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c34e01955f8c8fe2f0041b35d8d602a7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5246364ca8d76ddd707a001fe98cbb5f.png)
您最近一年使用:0次