1 . 解下列各题:
(1)计算:
;
(2)化简
.
(1)计算:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/68968d0987aecc346ee94ce661a04b60.png)
(2)化简
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef8fbf2f91a1b694d9d6840b08722d0c.png)
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2019-12-14更新
|
468次组卷
|
2卷引用:吉林省延边州汪清县四中2019-2020学年高一上学期第二次阶段考试数学试题
名校
2 . 已知函数
,
.
(1)若
,解不等式
;
(2)解关于x的不等式
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/534d57af75304103bdced18211dd552e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/980a8c4eb822aeb591ceacfe8a7aaa11.png)
(1)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d40fec59601b37ea7a445367df00a1d1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/65e2d7a7b5ef6de479ac02b04965245d.png)
(2)解关于x的不等式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ebd8c78e069a3426a3fc828e9ff4725.png)
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2021-10-30更新
|
837次组卷
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3卷引用:湖北省武汉市第三中学2021-2022学年高一上学期10月月考数学试题
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3 . 甲乙两位同学求关于
的方程组
的解集
时,甲因看错了
,解得
;乙因看错了
,解得
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30800bcb030cf5ee97d0e21fbbe8c368.png)
___________ ,![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d22d7c214d9685da7be80319ed80d8df.png)
___________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7822f361618da0965955d7bc25c4b49c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f46102fb6ed356e25bae44efe2139ee4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/331c214721617d58a0c4a8178cfb7b90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0364e6be73d9d631bce3d194b0b43e6f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30800bcb030cf5ee97d0e21fbbe8c368.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d22d7c214d9685da7be80319ed80d8df.png)
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20-21高一·全国·课后作业
4 . 下列所给问题中,不可以设计一个算法求解的是( )
A.求![]() |
B.解方程组![]() |
C.求半径为3的圆的面积 |
D.判断![]() ![]() |
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2022高一·全国·专题练习
5 . 已知关于
,
的方程组
的解满足
,求
的取值范围.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d053b14c8588eee2acbbe44fc37a6886.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4206a8ac38cb948a3fe60c10450f54ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fc8d93ef14e700c6bed4e4d31625925a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
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6 . 若
成等比数列,且公比是
.
(1)求
的值;
(2)根据公比
的取值,讨论方程组
的解的情况.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c27a9af7db04a611063978a7990745e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
(1)求
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fce4c72725e50157f0a818be2ec2c594.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1353e56a1414fd16edc17ae65db447a.png)
(2)根据公比
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9aa8a716a31b0f51b70fdf9bdb257909.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2724514af437e764f207fa14ca817e7.png)
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7 . 甲、乙两位同学求方程组
的解集
时,甲因看错了
解得
,乙看错了
解得
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/66665217e17ebc60c702ba9054abe07d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5963abe8f421bd99a2aaa94831a951e9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/294f5ba74cdf695fc9a8a8e52f421328.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/331c214721617d58a0c4a8178cfb7b90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d99ffb2eb44c058b3dd3d31dfe823c8c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/280860dd039e1305a5ccc455f63e8223.png)
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2020-02-05更新
|
252次组卷
|
3卷引用:人教B版(2019) 必修第一册 逆袭之路 第二章 2.1 等式 小结
8 . 方程组
的解构成的集合为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe51c1f5fd1d513f1479235bdcd79b2.png)
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9 . 求值或化简
(1)计算:
;
(2)化简(用分数指数幂表示):
(1)计算:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f779818c810b8349442c18aa58468eb7.png)
(2)化简(用分数指数幂表示):
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1ffe4b0c3b5b8744f9aa316750d777f1.png)
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10 . 方程组
的解组成的集合为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c7e53d66876ce2d9fad6fc6173cd90bc.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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