一个多项式
减去多项式
,小马虎同学却误解为先加上这个多项式,结果得
,则多项式
是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7d9402debeb0fb5beb1bb8f1c9ef26fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b330259967b03a72e95048496694e93.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ac047e91852b91af639feec23a9598b2.png)
A.![]() | B.![]() | C.![]() | D.![]() |
19-20七年级上·山东潍坊·期末 查看更多[6]
山东省安丘市、高密市、寿光市2019-2020学年七年级上学期期末数学试题(已下线)【新东方】初中数学1294-初一上(已下线)【单元测试】第二章 整式的加减(夯实基础过关卷)-【冲刺高分】2021-2022学年七年级数学上册培优拔高必刷卷(人教版)山东省聊城市冠县2021-2022学年七年级上学期期末数学试题(已下线)第二章 整式的加减 单元检测卷(B卷)-2022-2023学年七年级数学上册《同步考点解读·专题训练》(人教版)广东省韶关市武江区广东韶关实验中学 2021-2022学年七年级上学期期中数学试题
更新时间:2020-03-07 23:06:44
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【推荐1】当
时,多项式
的值为3,则多项式
的值等于
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04582116cd765fcc5a52f44279ad6c94.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5a482ee470dfacd00f6b6a7a12eb27d3.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/04582116cd765fcc5a52f44279ad6c94.png)
A.0 | B.2 | C.3 | D.![]() |
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单选题
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适中
(0.65)
名校
【推荐2】若有两个整式
;
.下列结论中,正确的有( )
①当
为关于的三次三项式时,则
;②
;③若
或
时,无论
和
取何值,
值总相等,则
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e5a415bd3f28a18e86aa85a552fc524.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c4d6ef29f9a5df40bf7f4a04faeb6fbf.png)
①当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6ce69cd33d105ce280170f0cd0513026.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5fe3bec37cd12daaac7d18fafbe77144.png)
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b8c05dbfd81b5c45c5df54ee7481b6ee.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/071a7e733d466949ac935b4b8ee8d183.png)
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A.0 | B.1 | C.2 | D.3 |
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