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下列命题中正确的是( ) A.若命题p为真命题,命题q为假命题,则命题“p∧q”...
下列命题中正确的是( )
A.若命题p为真命题,命题q为假命题,则命题“p∧q”为真命题
B.命题“若xy=0,则x=0”的否命题为:“若xy=0,则x≠0”
C.“
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103102756335099852/SYS201311031027563350998002_ST/0.png)
”是“
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103102756335099852/SYS201311031027563350998002_ST/1.png)
”的充分不必要条件
D.命题“∀x∈R,2
x>0”的否定是“
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103102756335099852/SYS201311031027563350998002_ST/2.png)
”
考点分析:
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