计算与化简(1)﹣23÷
×(﹣
)2
(2)﹣x+(2x﹣2)﹣(3x+5)
![](https://img.xkw.com/dksih/QBM/2016/4/11/1574190704656384/1574190710956032/STEM/3627a4a073ea407bbda11ab485f50c56.png)
![](https://img.xkw.com/dksih/QBM/2016/4/11/1574190704656384/1574190710956032/STEM/43fa4b45f23c43b0a2f4cad9723520bf.png)
(2)﹣x+(2x﹣2)﹣(3x+5)
更新时间:2016-12-06 12:02:06
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解答题-问答题
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【推荐1】已知整式
,
,若
.
(1)求整式C;
(2)将整式C因式分解;
(3)整式
,比较整式C和整式D的大小.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/75c064ed5294adc8fcb2a45ba76acb68.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/52dd0a4ef56adfc39412b5fe470c16eb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3ccb599cd92762b73de0b90ea008c19f.png)
(1)求整式C;
(2)将整式C因式分解;
(3)整式
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4108751f74ce0e9a0e8eedc8d02be69d.png)
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解答题-计算题
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(0.85)
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【推荐2】计算
(1)﹣32×![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c540ea016ab3d0dd0307e1073d1999fa.png)
(2)[(﹣1)2020+(﹣0.5)×
]×|2﹣(﹣3)2|
(3)3(a2﹣2ab﹣b2)﹣(a2﹣6ab)
(4)
(1)﹣32×
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c540ea016ab3d0dd0307e1073d1999fa.png)
(2)[(﹣1)2020+(﹣0.5)×
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4dac452fbb5ef6dd653e7fbbef639484.png)
(3)3(a2﹣2ab﹣b2)﹣(a2﹣6ab)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/abd043e418cd39cb39ea0526a997878b.png)
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