已知
,
,若
与
的值互为相反数,则
等于( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/1b6ccea92324e466c7e83c5c082589fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/15672df75600aa01dfd020615bbe2199.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54015ff5b49e3283901da1291b6b921d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46f6872ffb1934339c53c2c2282d5889.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
A.3 | B.![]() | C.2 | D.![]() |
更新时间:2024-04-23 23:21:19
|
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单选题
|
较易
(0.85)
【推荐2】
和
的关系是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/534d518d43abcfe288b0239f6e901d93.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49433d59ed87538d1d8fa9f7be855164.png)
A.相等的数 | B.互为相反数 |
C.互为倒数 | D.上述结论都错误 |
您最近一年使用:0次
单选题
|
较易
(0.85)
【推荐1】对于任意两个有理数
、
,规定
,若
,则
的值为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2c94bb12cee76221e13f9ef955b0aab1.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49abb94244c8687208fa9f7b75276106.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0794faf9344a7c577f0691a09b621364.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
A.1 | B.![]() | C.2 | D.![]() |
您最近一年使用:0次
单选题
|
较易
(0.85)
【推荐2】已知方程2[x+3(ax-1)]=
(x-2a)的解是2,则a的值是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
A.![]() | B.-![]() | C.-![]() | D.![]() |
您最近一年使用:0次