1 . 若多项式
与
的和中不含
项,则k的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4962b0704b756888919db838031f4cbc.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9224a526e0c2c685abd18dd9036bc999.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f29d5f376c75c41ae6af0c8a8565449.png)
A.3 | B.6 | C.![]() | D.![]() |
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2 . 一个立方体的每一个面上都写着一个自然数,并且相对的两个面上所写的两数之和相等,如果2013的对面写的是数
,2014的对面写的是数
,2015的对面写的是数
,且
、
为质数,那么关于
的方程
的解为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cb20f66c1b0607d367f775260a73e4c7.png)
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3 . 方程
的解是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/301c22d01ef1b3c0c8a28c1072d342dc.png)
A.![]() | B.![]() | C.![]() | D.![]() |
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4 . 已知代数式
与
的值相等,那么x的值等于______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5f8f3c71c700d6195893b31db2d47f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c9d03ed483f3ffc5e51ccaa5513aa5c0.png)
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2024-02-05更新
|
32次组卷
|
2卷引用:四川省泸州市泸县2023-2024学年七年级上学期期末数学试题
5 .
与
互为相反数,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ec0618ae3a4fde6d6220010af229b9a.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a024132aca2fc3cc0a53ed34eae6220.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3c630f8ce81f65551484cd7339a05692.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ec0618ae3a4fde6d6220010af229b9a.png)
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6 . 如果单项式
与
的和仍是单项式,那么关于x的方程
的解是________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25d8db3db69cdcc5cdaa2c884dba4bbf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f2f35197632b9af731c06725e43f5d8b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5c5262da479816fd7f246d3637856b6.png)
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7 . 解下列方程:
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/effd712e09250947ae471ab7edcde1f3.png)
(2)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/effd712e09250947ae471ab7edcde1f3.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f74a35dcfa224fbce3f037a224069e9.png)
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8 . 若
与
互为相反数,则![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ec0618ae3a4fde6d6220010af229b9a.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5735607532af6c154181a5fc701a66cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ab1aef953ba3f86fbdbdb0fd168295a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ec0618ae3a4fde6d6220010af229b9a.png)
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9 . 解方程:
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e395c38f2f1dee39f429a1eb39635c6f.png)
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10 . 若方程
和关于
的方程
的解相同,则
的值为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ee0141c09fb3035ac3df107831190c0c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97ee2ff08cdbf3e1b557e49a267c92d4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f0a532e15e232cb4b99a8d4d07c89575.png)
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