公式法分解因式:a2-b2=________ ;a2±2ab+b2=_________ .
更新时间:2019-02-26 21:19:51
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适中
(0.65)
【推荐1】在实数范围内因式分解:(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/807e6ee50cf15ab6fa0a9ffbd1de8f14.png)
______ ;(2)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f5998aff24a5fbc37475bacf28f449b.png)
______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/807e6ee50cf15ab6fa0a9ffbd1de8f14.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5f5998aff24a5fbc37475bacf28f449b.png)
您最近一年使用:0次
填空题
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适中
(0.65)
【推荐2】(1)约分:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4bbbe5891b84388def8f26dee97c951.png)
__________________________ .
的结果为_________________________ .
(2)分解因式:![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0b3d1c2f9c02c08ff9bceb7a6681734.png)
_____________________________________ .
(3)多项式
的公因式是______________________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b4bbbe5891b84388def8f26dee97c951.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15ef074331d9d52efaf87c8a9c46fd2a.png)
(2)分解因式:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b0b3d1c2f9c02c08ff9bceb7a6681734.png)
(3)多项式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa619a755da0ce8cff52a675b903bdf.png)
您最近一年使用:0次