方程x^2+(m-2)x+5-m=0的两根都大于二,则m的取值范围是什么?这是高二数学题,麻烦给些步骤,小女在此谢过!

来源:学生作业帮助网 编辑:作业帮 时间:2024/09/10 18:02:32
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