下列计算正确的是( )
A.![]() | B.![]() | C.![]() | D.![]() |
更新时间:2024-04-01 17:49:59
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单选题
|
较易
(0.85)
【推荐2】若
,
,且
,则
的值是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a4f130cb107706399a165fea630eefaa.png)
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A.13或3 | B.13 | C.3 | D.-13或-3 |
您最近一年使用:0次
单选题
|
较易
(0.85)
【推荐1】若单项式
和
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9154269cc225d905519bc599fa9d395c.png)
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A.![]() | B.![]() | C.5 | D.10 |
您最近一年使用:0次