计算:
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5b08fe1bc774f8208dc376f969c5f13.png)
(2)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f5b08fe1bc774f8208dc376f969c5f13.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d2e4334aa6e6bf8b6eccc46d92abd4bb.png)
18-19七年级上·陕西西安·期末 查看更多[3]
陕西省西安市西安高新第一中学2018-2019学年七年级上学期期末数学试题(已下线)专题16 幂的混合运算特训40道-【微专题】2022-2023学年七年级数学下册常考点微专题提分精练(苏科版)(已下线)专题8.13+幂的运算100题1(分层练习)(基础练)-2023-2024学年七年级数学下册基础知识专项突破讲与练(苏科版)
更新时间:2020-02-19 20:28:20
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【推荐1】计算:
(1)﹣12019+
﹣![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5b1625d21fa2fb85cf8c02d8e99f175.png)
(2)(﹣3x2y)2•2x3÷(﹣3x3y4)
(3)x2(x+2)﹣(2x﹣2)(x+3)
(4)(
)2019×(﹣2×
)2018
(1)﹣12019+
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7634acb3a275e7bf077ff7b5f7d55f6f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5b1625d21fa2fb85cf8c02d8e99f175.png)
(2)(﹣3x2y)2•2x3÷(﹣3x3y4)
(3)x2(x+2)﹣(2x﹣2)(x+3)
(4)(
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/94aa05b386ce7f4d75b8003543f7cb24.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d9d357ea085a587a9f975e30e710e4ac.png)
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