已知p:方程2x2-2mx+1=0有两个不相等的负实根;q:存在x∈R,
x2+mx+1<0.若p或q为真,p且q为假,求实数m的取值范围.
x2+mx+1<0.若p或q为真,p且q为假,求实数m的取值范围.
更新时间:2016-12-04 00:10:46
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【知识点】 根据或且非的真假求参数解读
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【推荐1】命题
:函数
是
上的单调减函数;命题
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【推荐2】已知
,命题
,命题![](https://staticzujuan.xkw.com/quesimg/Upload/formula/30d4a70d459219015ae8b7b3eb453234.png)
(1)若
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(2)若
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![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e1e69392d21261afd8e5e5f096634669.png)
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(1)若
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(2)若
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