下列说法中正确的有几个( )
①
是负数 ②
一定不是负数 ③
一定是负数 ④
一定是负数
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/362805a1234c99f6eee38af9d3246f28.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f8d40e257f9c446b8e30fa841b74bbd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca8d830e3275a9fee9d8bdbdd8bbce9f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3b61531bb6dcdf3ed678538faa3991ea.png)
A.0 | B.3 | C.2 | D.1 |
更新时间:2017-11-09 22:34:22
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【推荐1】在下列各数
,
,
,
,
中,负数有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c5a369654db38d77b8b18db2860838c5.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7cf07ee046070362e85dc5aec584510d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/fa2641be73bc268a90a99bd7f348d615.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/248f40d8ca8b1a7c1c530db382723136.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d7cc2ad79dfefeef2cc606d23d95e341.png)
A.2个 | B.3个 | C.4个 | D.5个 |
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