(1)计算:
;
(2)已知
,求x的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c846ee1b25eba4f06e6df0dbf6bd1e5f.png)
(2)已知
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5e92a616ea43a1c33758d6a7252170ad.png)
更新时间:2023-07-17 12:04:56
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解答题-问答题
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较易
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【推荐2】已知有理数a,b,c在如图所示的数轴上,且
,
.
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/16/4cbcb8ff-197a-4c03-86f7-f75aa7e3b58c.png?resizew=332)
(1)将a,b,c三个数在数轴上表示出来;
(2)用“>”、“<”填空:
________0,
________0,
________0;
(3)若
,
,
,求
的值.
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2be2de62408bea7c11783335b13d327e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/43b26a5e574642a11eb52b7d86bba6a1.png)
![](https://img.xkw.com/dksih/QBM/editorImg/2022/10/16/4cbcb8ff-197a-4c03-86f7-f75aa7e3b58c.png?resizew=332)
(1)将a,b,c三个数在数轴上表示出来;
(2)用“>”、“<”填空:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c47c29d01f27dd31ed85735b30c8d5d7.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/cfda4355fe06f5b89d77269d9fdf7675.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/6f6b7bc0037ddf788035be76a5440e5d.png)
(3)若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3e0a538f925828bead0272335585021b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3131eefda1e2e0c3034b5d741b2bb133.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/05df9045b97ce5c65ce8fbb82c457948.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b6e37eb0597e209eb0052ea08efdfe8.png)
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