题型:填空题
难度:0.85
引用次数:300
题号:22705802
代数式子
有意义,则
的取值范围是______ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dc7f16976f58daabd8244bd3d1883c22.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
更新时间:2024-05-19 09:29:43
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