计算:
(1)(﹣4
)﹣(﹣2
)+(﹣9
)+3.5;
(2)1÷(0.75)×(﹣1
)÷3×(﹣0.5)2;
(3)(﹣3)2﹣(1
)3×
﹣6÷
;
(4)(
﹣3+
)×(﹣36).
(1)(﹣4
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4dac452fbb5ef6dd653e7fbbef639484.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf31876698721a199c7c53c6b320aa86.png)
(2)1÷(0.75)×(﹣1
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4dac452fbb5ef6dd653e7fbbef639484.png)
(3)(﹣3)2﹣(1
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6e0929973b3ecf185cd93f8945e27dff.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bf31876698721a199c7c53c6b320aa86.png)
(4)(
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4ed50c5d4fabeba816a6c0f11ab02783.png)
21-22七年级上·河南·阶段练习 查看更多[7]
河南省实验中学2021-2022学年七年级上学期上册月考数学试题山东省枣庄市滕州市级索镇级索中学2021-2022学年七年级上学期期中数学试题新疆乌鲁木齐八一中学2021-2022学年七年级上学期期中考试数学试题(已下线)【单元测试】第二章 有理数及其运算(B卷·能力提升练)-【单元测试】2022-2023学年七年级数学上册分层训练AB卷(北师大版)四川省达州市达川区四中联盟2022-2023学年七年级上学期期中数学试题河南省郸城县实验2022-2023学年七年级上学期期末数学试题四川省达州市达川区达川第四中学2022-2023学年七年级上学期期中数学试题
更新时间:2021-10-27 14:27:33
|
【知识点】 含乘方的有理数混合运算解读
相似题推荐
解答题-问答题
|
适中
(0.65)
【推荐1】对于实数a、b,定义运算“*”,
,例如
,因为
,所以
,若
,
在数轴上对应的点分别到原点的距离相等,且两点间的距离为8,求
*
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c0d5ed20f904df238dd1c3fc5f751233.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/169426f037d4d751248550bb385a5aef.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/90449b5308e68f2b878841259b18205c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bd8d78d9d82450f3fa5f704353041824.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
您最近一年使用:0次