题型:单选题
难度:0.85
引用次数:205
题号:11727206
下列各组数中,相等的是( )
A.![]() | B.![]() ![]() | C.![]() ![]() | D.![]() ![]() |
更新时间:2020-11-30 23:01:20
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单选题
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较易
(0.85)
名校
【推荐1】已知4个数:
,
,
,
,其中正数的个数有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/bc74b153e8f32a1a6c5b82c45f7d4da2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c7b4a6f6c7c676d569dfd0658b2b6e4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/491ee5151700d0139323fd3c98518a66.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2572977d1a8ef19d02d27659ffada0df.png)
A.1 | B. | C.3 | D.4 |
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单选题
|
较易
(0.85)
名校
【推荐2】下列各式:①
;②
;③
;④
,计算结果为负数的个数有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9c1b9097cd5439c6f2783ad941c16fb5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97a2e25691e583a64819323ecd136962.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eb3528d985a77044680e3fb9bd49c8e3.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a6ee4a90e115fdc2af2374345125e5c9.png)
A.4个 | B.3个 | C.2个 | D.1个 |
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