1 . (1)计算:![](https://img.xkw.com/dksih/QBM/2015/12/22/1573944019640320/1573944026144768/STEM/fe2b38e3fded4f5a9ad3cc014d4fffe4.png)
(2)求
的值:
![](https://img.xkw.com/dksih/QBM/2015/12/22/1573944019640320/1573944026144768/STEM/fe2b38e3fded4f5a9ad3cc014d4fffe4.png)
(2)求
![](https://img.xkw.com/dksih/QBM/2015/12/22/1573944019640320/1573944026144768/STEM/dd2138bf18a641f4a52db196c3bee2c9.png)
![](https://img.xkw.com/dksih/QBM/2015/12/22/1573944019640320/1573944026144768/STEM/1f93401a07dd45ed9a9758441dac0f73.png)
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2 . (1)25(x —1)
=4
(2)2x3=16
![](https://img.xkw.com/dksih/QBM/2015/12/11/1573941355864064/1573941362114560/STEM/80d3a3e48b3b4fbb969af133c1bfa606.png)
(2)2x3=16
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3 . 求下列等式中x的值
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b74b2a4002aeccf426c8a2223e494db.png)
(2)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b74b2a4002aeccf426c8a2223e494db.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/383dd86a02042787d398d1e88675e3f4.png)
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4 . 求下列各式中的x:
(1)4x2=81;
(2)(x﹣1)3=64.
(1)4x2=81;
(2)(x﹣1)3=64.
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5 . 求满足下列等式中的x的值:
(1)![](https://img.xkw.com/dksih/QBM/2016/1/21/1573959254900736/1573959260364800/STEM/c07f2e5e00bf474097a9919f98ca2e30.png)
(2)
(1)
![](https://img.xkw.com/dksih/QBM/2016/1/21/1573959254900736/1573959260364800/STEM/c07f2e5e00bf474097a9919f98ca2e30.png)
(2)
![](https://img.xkw.com/dksih/QBM/2016/1/21/1573959254900736/1573959260364800/STEM/3a07c6bcab3e4f80af974385a0d7570f.png)
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2016-12-06更新
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112次组卷
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2卷引用:2015-2016学年江苏省东台市梁垛中学八年级上学期期中考试数学试卷
名校
6 . 解方程
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3088c642b1a37e2a2f6f6e56da3149e.png)
(2)
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c3088c642b1a37e2a2f6f6e56da3149e.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86bc95cfb3bd8160ec7da54a7b68cc10.png)
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2016-12-06更新
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722次组卷
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3卷引用:四川省达州市渠县土溪镇初级中学2023-2024学年八年级上学期期中数学试题
7 . 已知一个表面积为12dm2的正方体,则这个正方体的棱长为( )
A.1dm | B.![]() | C.![]() | D.3dm |
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2016-12-06更新
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1530次组卷
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8卷引用:河南省郑州市郑东新区实验学校2017-2018学年八年级(上)期中数学试卷
8 . 求下列各式中的x的值:
(1)(x+10)3=-343;
(2)36(x-3)2=49.
(1)(x+10)3=-343;
(2)36(x-3)2=49.
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2016-12-06更新
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344次组卷
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4卷引用:2015年人教版初中数学七年级期中测试练习卷
9 . 求下列各式中的
:
(1)4x2=81 ;
(2)(x-1)3=64.
![](https://img.xkw.com/dksih/QBM/2015/4/13/1573831081410560/1573831087620096/STEM/069cf79926aa47fca2ce00cd17936790.png)
(1)4x2=81 ;
(2)(x-1)3=64.
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10 . (1)计算:①![](https://img.xkw.com/dksih/QBM/2015/3/13/1573811184492544/1573811190145024/STEM/c8f45f4dbe1a4749b9fbe3d8b545fa7a.png)
②![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a6169cd772079dcedf00f418e215455.png)
(2)解方程:①![](https://img.xkw.com/dksih/QBM/2015/3/13/1573811184492544/1573811190145024/STEM/4db7befd0e864a2e93741c6ab34d5e99.png)
②
![](https://img.xkw.com/dksih/QBM/2015/3/13/1573811184492544/1573811190145024/STEM/c8f45f4dbe1a4749b9fbe3d8b545fa7a.png)
②
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7a6169cd772079dcedf00f418e215455.png)
(2)解方程:①
![](https://img.xkw.com/dksih/QBM/2015/3/13/1573811184492544/1573811190145024/STEM/4db7befd0e864a2e93741c6ab34d5e99.png)
②
![](https://img.xkw.com/dksih/QBM/2015/3/13/1573811184492544/1573811190145024/STEM/f4ceaf70a0584215832d792e13a1584b.png)
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