下列各选项中的两数互为相反数的是( )
A.![]() ![]() | B.![]() ![]() | C.![]() ![]() | D.![]() ![]() |
更新时间:2022-12-21 20:18:53
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【推荐1】下列各对数:
与
,
与
,
与
,
与
,
与
,
与
中,互为相反数的有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39c43c63898aeadc427e3e567c26c672.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/beba549ff489b7356bd8d138f3548e2c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a7caed68a0478aee8792801ca06ac58.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f98f4ca07fb64f70256a06b7743fe0c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0f456895f6a25c183116816ce219bfd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39c43c63898aeadc427e3e567c26c672.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49f1c802a866cb5756c1b1a625c5af60.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39c43c63898aeadc427e3e567c26c672.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6a7caed68a0478aee8792801ca06ac58.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e0f456895f6a25c183116816ce219bfd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2f98f4ca07fb64f70256a06b7743fe0c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/beba549ff489b7356bd8d138f3548e2c.png)
A.2对 | B.3对 | C.4对 | D.5对 |
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【推荐2】下列各组数中互为相反数的是( )
A.2与![]() | B.(-1)2与1 | C.-1与-(-1) | D.2与|-2| |
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【推荐1】下列各组数中,互为相反数的一组是( )
A.![]() ![]() | B.![]() ![]() | C.![]() ![]() | D.![]() ![]() |
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【推荐1】下列说法:①一个数的绝对值一定是正数;②连接两点的线段叫做两点间的距离;③除以一个数,等于乘以这个数的倒数;④若
,则点P是线段
的中点;其中正确的个数为( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a606499df4459e5fbd6021c61a805359.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f52a58fbaf4fea03567e88a9f0f6e37e.png)
A.0个 | B.1个 | C.2个 | D.3个 |
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【推荐2】下列说法:π的相反数是-π;若
,则x=
;若a为实数,则a的倒数是
;④若
=-x,则x<0.其中正确的有( )
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/96f399a14f1f6861067a11ae95b33dd6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/35361e76a7c85d1886728c8d0200b234.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a2c70fcaa661df4fbcad820b439accda.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d526686c2343ba59f2f9a943e42f2dde.png)
A.1个 | B.2个 | C.3个 | D.4个 |
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