(本小题4分)计算:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/41c32a4285f8e7eac3d8337ecf6af304.png)
2020·江苏苏州·模拟预测 查看更多[2]
更新时间:2020-08-06 18:35:08
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适中
(0.65)
【推荐1】((1)(2)小题计算,(3)(4)小题因式分解)
(1)
;
(2)(x﹣2y)(3x+2y)﹣
;
(3)9
(x﹣y)+4
(y﹣x) ;
(4) a
+2
x+
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a19452a571b5b176ed3f185595f46f81.png)
(2)(x﹣2y)(3x+2y)﹣
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2822e6c0e7417d8325db43e032ec575b.png)
(3)9
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c8cc0b4997cae4d8aec791a1d3923314.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a881309775c3b6a9f4ed408838666342.png)
(4) a
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b0a89e3c30f6e4d4c5db4378b05d987.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c8cc0b4997cae4d8aec791a1d3923314.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87b367f647833446cf684c3ddedb1592.png)
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