选择最佳方法解下列一元二次方程.
(1)
;
(2)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca0a5f96778e7c10c34870076e9c5c49.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/39933885ca8cf5903a071c207116a548.png)
更新时间:2023-12-27 20:42:20
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解答题-问答题
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较易
(0.85)
【推荐1】解方程:
(1)x2=1-2x
(2)(2x-1)2-(2x-1)=2
(1)x2=1-2x
(2)(2x-1)2-(2x-1)=2
您最近一年使用:0次
解答题-问答题
|
较易
(0.85)
【推荐2】用适当的方法解下列方程.
(1)
;
(2)
;
(3)
;
(4)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/32c228680ff5c07781aa8a8cab05f1df.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/54817d7e2826d41acc70e2f67edbef95.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e3bf243ead0b866277064ebbdc12d4f8.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c7c04d01249354f8067c09319014fcc.png)
您最近一年使用:0次