解方程:
(1)
;
(2)
;
(3)
;
(4)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/10147f481e8d461a862f4b8fec794bad.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/eee4ed0a960ef7873e3f735b1b673b5d.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b5d5fc1d946e0c7dc03adc43a0111197.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3590497b1a3be19495e733948ba66687.png)
更新时间:2021-07-20 13:04:19
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解答题-计算题
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较易
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【推荐2】计算:
(1)解分式方程:
;
(2)先化简,再求值:
,请你从
的整数解中选取一个合适的数代入求值.
(1)解分式方程:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a5a00f29c4db0b225bef998f5da23cd5.png)
(2)先化简,再求值:
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9580f2db67fbebdb9bc030c9a7ba0aa9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9105339cc1da9c8e712a0afc4747515e.png)
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