名校
1 . 求出下列等式中x的值:
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/adc7133567fcdbb6ccf8633724474cad.png)
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/adc7133567fcdbb6ccf8633724474cad.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30bd48a20b68640b79b58705cf9cf586.png)
您最近一年使用:0次
名校
2 . 求下列各式的
值.
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2304a0af97496f07c2361b3fa8272535.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2304a0af97496f07c2361b3fa8272535.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b018279f1d4be274fd920b1cdfa20f1b.png)
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3 . 计算.
(1)﹣12022+
﹣
×
+|
|;
(2)
(x﹣2)2﹣
=0.
(1)﹣12022+
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a196420e2005a4357d5defe64ef95a15.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8f9844c14ff7b2ec28db4ade1a7ffc8b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30a307dfcd827cea0881905e0aa92f90.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5246364ca8d76ddd707a001fe98cbb5f.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4dac452fbb5ef6dd653e7fbbef639484.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a20d37ff04d869d2709c7ae40f9d66e7.png)
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2022-05-25更新
|
545次组卷
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5卷引用:天津市和平区天津益中学校2021-2022学年七年级下学期期中数学试题
天津市和平区天津益中学校2021-2022学年七年级下学期期中数学试题(已下线)数学(人教版B卷)-学易金卷:2022-2023学年七年级下学期期中考前必刷卷四川省南充市南部县柳驿乡九年一贯制学校2022-2023学年七年级下学期期中数学试题四川省绵阳市三台外国语学校2021-2022学年七年级下学期第一次月考数学试题四川省绵阳市三台博强外国语学校2021-2022学年七年级下学期7月月考数学试题
4 . 计算:
(1)
.
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bfb87c06bc5e19d690f9b68b0386bd63.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3a68cfb0c80e720461d604592205164d.png)
您最近一年使用:0次
5 . 求下列各式中的
值:
(1)
;
(2)
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/02ee5c873ceb44ecdc88fbe21f2eff9e.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b9609258478798f9e3a2cb83dc2571f8.png)
您最近一年使用:0次
2022-05-25更新
|
202次组卷
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2卷引用:北京师范大学附属实验中学2021-2022学年七年级下学期期中数学试题
6 . 求出下列等式中
的值;
(1)
;
(2)
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/597896e90f78e2012c094f499748989b.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95b697d6dcb384901f36e4b5e9191899.png)
您最近一年使用:0次
7 . 求下列各式中
的值:
(1)
;
(2)
.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/205e82cddb04040533dcfb0c1cd1063e.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c2a974f0306b53a3645182fb35ecc3ac.png)
您最近一年使用:0次
2022-05-25更新
|
242次组卷
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2卷引用:北京市西城区第十四中学2021-2022学年七年级下学期期中数学试题
8 . 求下列各式中的
.
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e6482ed7e99bfb1777d126ec616ebcd.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e6482ed7e99bfb1777d126ec616ebcd.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/493f20154220af4c375d661d0a2a6a2c.png)
您最近一年使用:0次
9 . 求下列各式中x的值:
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f43ff76e8db8570354329d6f353acfd7.png)
(2)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f43ff76e8db8570354329d6f353acfd7.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d1d1e9a05934ee599a16a9e542325c7.png)
您最近一年使用:0次
10 . 数学活动课上,老师要求同学们制作一个长方体礼品盒,盒子的下底面的面积为
,长、宽、高的比为
.
(1)计算出这个长方体的长、宽、高分别是多少?
(2)把这个长方体的高的值在数轴上表示出来;
![](https://img.xkw.com/dksih/QBM/2022/5/16/2980523025604608/2986933343731712/STEM/919587ce-8716-4c45-a6a0-313c113ee7e2.png?resizew=310)
(3)一支长为6.5cm的钢笔要放入这个长方体盒内,能放进去吗?试通过计算说明你的结论.(提示:长方体的高垂直于底面的任何一条直线)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f911b389bb51ac45b9efcc68192e960c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0e34d4dc71fe2e518b435aa2029380a0.png)
(1)计算出这个长方体的长、宽、高分别是多少?
(2)把这个长方体的高的值在数轴上表示出来;
![](https://img.xkw.com/dksih/QBM/2022/5/16/2980523025604608/2986933343731712/STEM/919587ce-8716-4c45-a6a0-313c113ee7e2.png?resizew=310)
(3)一支长为6.5cm的钢笔要放入这个长方体盒内,能放进去吗?试通过计算说明你的结论.(提示:长方体的高垂直于底面的任何一条直线)
![](https://img.xkw.com/dksih/QBM/2022/5/16/2980523025604608/2986933343731712/STEM/71fc8d1d-2109-470c-b570-f6b35a2f348b.png?resizew=300)
您最近一年使用:0次
2022-05-25更新
|
113次组卷
|
3卷引用:山西省大同市2021-2022学年八年级下学期期中数学试题