下列各说法中,正确的是( )
A.正数、负数和零统称为有理数 | B.最大的负整数是![]() |
C.一个数的绝对值越大,则数轴上表示它的点越靠右 | D.符号相反的两个数互为相反数 |
更新时间:2022-10-11 22:08:24
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【推荐1】在有理数
,0,
,3中,是负数的为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acbc6a613224461ade69362d46550474.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f89eef3148f2d4d09379767b4af69132.png)
A.![]() | B.3 | C.0 | D.![]() |
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【推荐2】下列各数:
,
,
,0,
,
(每两个2之间多一个6),
其中有理数的个数是( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/af31ae78b8d67797eda6da26724eef9a.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c91805cc1bcd82aace7630a8f06da0e7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3303510d588888f1cdaf91af4f595469.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ea2f9ee07c64f43efb8144721f3ae222.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/691d153ad8abe29254127eb2d7b76027.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d292603bd6b7625de378c9bfd43c8a16.png)
A.3 | B.4 | C.5 | D.6 |
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【推荐1】已知数a,b在数轴上表示的点的位置如图所示,则下列结论正确的是( )
![](https://img.xkw.com/dksih/QBM/editorImg/2023/6/25/9e26f19f-e7b5-4d06-8ed6-07b2c23cd97b.png?resizew=215)
A.![]() | B.![]() | C.![]() | D.![]() |
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【推荐1】已知a,b为有理数,下列说法:①若a,b互为相反数,则
;②若|a-4|>1,则a>5;③若|a-b|+a-b=0,则b>a;④若|a|>|b|,则b<|a|.其中正确的结论有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/95bbbb1e05324dd28b7905e8779dcacc.png)
A.1个 | B.2个 | C.3个 | D.4个 |
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【推荐2】已知
,
为实数,下列说法:①若
,且
,
互为相反数,则
;②若
,则
;③若
,
且
,则
;④若
,
,则
;⑤若
,则
,其中正确个数为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
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A.1 | B.2 | C.3 | D.4 |
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