1 . (1)化简:
;
(2)求方程
的解集.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ef937ff3d3939ec00c2ccb3ad9a13848.png)
(2)求方程
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67bd4a53ea5aef1fb7aeabddbf4adb64.png)
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2 . 若
,则化简
的结果是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d26abe98a9dd5a4678bfad9f3b4e6a1f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e61e42008519844d968b4e031d0dcaa7.png)
A.![]() | B.![]() |
C.![]() | D.![]() |
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7日内更新
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357次组卷
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4卷引用:2024届河南省名校联盟考前模拟大联考三模数学试题
名校
3 . 下列等式正确的是( )
A.![]() | B.![]() |
C.![]() | D.![]() |
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4 . 计算:
(1)
;
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a55057f6c840e1e378e9ee62e01c93a.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a247a58c19921f43de886bdcf7ad7b8.png)
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5 . 计算:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0943a0e66c9350a2edf62c7d21cde805.png)
________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0943a0e66c9350a2edf62c7d21cde805.png)
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6 . 计算:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a4e14a640cded65da417ae2b1247a5a.png)
__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a4e14a640cded65da417ae2b1247a5a.png)
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7 . 若
,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce0f91150934afdbf4c080f6a7f11801.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e6156c3081a530f33b2075e0c7389a58.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce0f91150934afdbf4c080f6a7f11801.png)
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8 . 下列各式正确的是( )
A.![]() | B.![]() | C.![]() | D.![]() |
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9 . 计算:
的值是__________ .化简
得__________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9579406487cd938ef8cfc315957eb6b7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6deab8089183c83f52ddc44ca9c58d6.png)
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10 . 计算下列各式的值:
(1)
;
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/847b092108a46a0b9f2f2a463b23946a.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e0ac518d8e161d490ee56b66ebf24f7.png)
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2024-03-06更新
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328次组卷
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