计算:
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e31684b2769918eadd4a26fe900ece2.png)
(2)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e31684b2769918eadd4a26fe900ece2.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a77779f8acd695872a88a615dde686d2.png)
22-23八年级下·海南儋州·期末 查看更多[2]
更新时间:2023-08-18 22:17:51
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解答题-计算题
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【推荐2】化简下列各式:
(1)(2a﹣1)2﹣4(a+1)(a﹣1)
(2)
(1)(2a﹣1)2﹣4(a+1)(a﹣1)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/458d0488908057788a4ba8eb374f990d.png)
您最近一年使用:0次
解答题-计算题
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适中
(0.65)
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【推荐1】计算:
(1) (1)2019 ( 3.14)0 (
)1
(2)(-2x3 y)2 (3xy2 ) (6x4 y3 )
(3)( 2x+1) ( 2x 1) +( x 2)2
(4) 20182 2017 2019
(1) (1)2019 ( 3.14)0 (
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4dac452fbb5ef6dd653e7fbbef639484.png)
(2)(-2x3 y)2 (3xy2 ) (6x4 y3 )
(3)( 2x+1) ( 2x 1) +( x 2)2
(4) 20182 2017 2019
您最近一年使用:0次