下列各式中,能用完全平方公式分解因式的是( )
A.![]() | B.![]() | C.![]() | D.![]() |
更新时间:2023-11-23 09:55:46
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【推荐1】下列多项式中,能运用平方差公式分解因式的是( )
A.x2+4y2 | B.3x2﹣4y | C.﹣![]() ![]() | D.﹣![]() ![]() |
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【推荐2】下列各多项式中,能运用公式法分解因式的有( )
(1)
(2)
(3)
(4)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aff88b5e0930ded8d9b446eefd397c4d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8092e1889664bc4ff43cfd5118ae6bc2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2195965b88fbe97e31cda13a107fa0b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/296a2c52717297c597321e026c56d022.png)
A.1个 | B.2个 | C.3个 | D.4个 |
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【推荐2】下列多项式中可以用平方差公式进行因式分解的有( )
①
;②
;③
;④
;⑤
;⑥![](https://staticzujuan.xkw.com/quesimg/Upload/formula/735d07097331aaf3a826a993faa24e10.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/105aa611620422dc27f6167d3910758f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ae8ce38d56b92aa220e9e3d75598aea8.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c03653160873dab28d7dffd6e7997b95.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f3a67b5e7f012624c5069c91af39e3a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9be08dea24bdc2e7327f541a0e4297bf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/735d07097331aaf3a826a993faa24e10.png)
A.2个 | B.3个 | C.4个 | D.5个 |
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