1 . 分解因式:
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b41dbc6bbd5aea12cf24104e1b0ec3d0.png)
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b41dbc6bbd5aea12cf24104e1b0ec3d0.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/34ee0acb99a6ce2d4e59556603458407.png)
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2 . 因式分解:
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c59801254db7815a083fc4853d183ff8.png)
______________ ;
(2)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8507fc556c00eb9a89cfbf1766d54f20.png)
______________ ;
(3)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3f8019cc4c30517c00dee2ce71c44b6.png)
______________ .
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c59801254db7815a083fc4853d183ff8.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8507fc556c00eb9a89cfbf1766d54f20.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3f8019cc4c30517c00dee2ce71c44b6.png)
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3 . 对下列多项式进行因式分解:
(1)
;
(2)
;
(3)
;
(4)
;
(5)
;
(6)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fefb7299b110a1d818f9c9c133646bb9.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc9c5e9e46b6cefc57cd5bd6c30d2c4a.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e82b90b5b9ae9824f90dfac33e307bb4.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/353bc25060bc44de1a9758249d6b3d66.png)
(5)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1531ce28a5af389e49b3cc375c551245.png)
(6)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e970cfe672645d1c9321ac98c1d81948.png)
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23-24八年级上·全国·课后作业
4 . 计算:
(1)
;
(2)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/258345ad057203e0bd9b7c8a09429226.png)
(3)
;
(4)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7250b47b361e9adfb21ef2476ae983c5.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/258345ad057203e0bd9b7c8a09429226.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e55f1f058d8d22b8d9927d0e8268ea3a.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/92172fbe901faeb899ae6554cedcda2d.png)
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5 .
能被7整除吗?试说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10453d7d16b2bb02c62849db5f401545.png)
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6 . 对于任意自然数
,式子
的值都能被4整除吗?请说明理由.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b6a24198bd04c29321ae5dc5a28fe421.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0a40c8a87ae99df13abf79292763224.png)
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7 . 若
,则
的值应是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8dfc9de390e8622c730eb834b89c1852.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a977414a3ad65caf5eee28e0cd175de.png)
A.7 | B.10 | C.70 | D.17 |
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2023-05-16更新
|
247次组卷
|
3卷引用:综合复习与测试(5)(期末模拟测试卷)-2022-2023学年七年级数学下册基础知识专项讲练(浙教版)
(已下线)综合复习与测试(5)(期末模拟测试卷)-2022-2023学年七年级数学下册基础知识专项讲练(浙教版)湖南省娄底市新化县2022-2023学年七年级下学期期末数学试题鲁教版(五四制)八年级数学上册第一章因式分解单元检测
名校
8 . 因式分解:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37b50086c508b40bdc27d5d34234c6eb.png)
_____ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/37b50086c508b40bdc27d5d34234c6eb.png)
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2023-05-15更新
|
565次组卷
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4卷引用:广东省广州市黄埔区黄埔军校纪念中学2023-2024学年八年级上学期期中数学试题
9 . 下列多项式因式分解:
①
;②
;③
;④
,其中正确的有( )
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e2aa6bbb94e5a62d048a29a2c7538da3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/583d4eee115f108a9e69a91cf404a804.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/20711fb6f46f20dffdf97972a28fd0ce.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09ee1232233d4261e07b74dff3f482d9.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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2023-05-15更新
|
237次组卷
|
5卷引用:河北省邯郸市永年区2022-2023学年七年级下学期期末数学试题
10 . 把下列各式因式分解:
(1)
;
(2)
;
(3)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa3c2ab498fe3e5d1887f4c2799e9a39.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d962fa422d2d0fadba7417595f10be4c.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89cdb6e192953ae095b71b8a4d51ed1e.png)
您最近一年使用:0次