解一元二次方程:
(1)
(配方法);
(2)
(公式法);
(3)
;
(4)
.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d89fe30c638609f9bbceec9df08d8441.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/46218275d650db7731685f0334672b94.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4d9db284f56ed1260e700830e7e9205b.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2cd44f887fcdab100b998884ccfb1b22.png)
更新时间:2024-01-07 10:41:18
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【推荐1】(1)解方程:x2﹣2x=0 (2) 4x2﹣8x+1=0
(3)(x﹣2)(x﹣3)=12.
(3)(x﹣2)(x﹣3)=12.
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