题目内容
命题“?x∈R,x2-2x+1<0”的否定是( )
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命题“?x∈R,x2-2x+1<0”的否定是( )
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| A.?x∈R,x2-2x+1≥0 | B.?x∈R,x2-2x+1>0 |
| C.?x∈R,x2-2x+1≥0 | D.?x∈R,x2-2x+1<0 |
命题“?x∈R,x2-2x+1<0”的否定是( )
A.?x∈R,x2-2x+1≥0
B.?x∈R,x2-2x+1>0
C.?x∈R,x2-2x+1≥0
D.?x∈R,x2-2x+1<0
查看习题详情和答案>>
A.?x∈R,x2-2x+1≥0
B.?x∈R,x2-2x+1>0
C.?x∈R,x2-2x+1≥0
D.?x∈R,x2-2x+1<0
查看习题详情和答案>>
命题“?x∈R,x2-2x+1<0”的否定是( )
A.?x∈R,x2-2x+1≥0
B.?x∈R,x2-2x+1>0
C.?x∈R,x2-2x+1≥0
D.?x∈R,x2-2x+1<0
查看习题详情和答案>>
A.?x∈R,x2-2x+1≥0
B.?x∈R,x2-2x+1>0
C.?x∈R,x2-2x+1≥0
D.?x∈R,x2-2x+1<0
查看习题详情和答案>>
命题“?x∈R,x2-2x+1<0”的否定是( )
A.?x∈R,x2-2x+1≥0
B.?x∈R,x2-2x+1>0
C.?x∈R,x2-2x+1≥0
D.?x∈R,x2-2x+1<0
查看习题详情和答案>>
A.?x∈R,x2-2x+1≥0
B.?x∈R,x2-2x+1>0
C.?x∈R,x2-2x+1≥0
D.?x∈R,x2-2x+1<0
查看习题详情和答案>>
命题“?x∈R,x2-2x+1<0”的否定是( )
A.?x∈R,x2-2x+1≥0
B.?x∈R,x2-2x+1>0
C.?x∈R,x2-2x+1≥0
D.?x∈R,x2-2x+1<0
查看习题详情和答案>>
A.?x∈R,x2-2x+1≥0
B.?x∈R,x2-2x+1>0
C.?x∈R,x2-2x+1≥0
D.?x∈R,x2-2x+1<0
查看习题详情和答案>>
命题“?x∈R,x2-2x+1<0”的否定是( )
A.?x∈R,x2-2x+1≥0
B.?x∈R,x2-2x+1>0
C.?x∈R,x2-2x+1≥0
D.?x∈R,x2-2x+1<0
查看习题详情和答案>>
A.?x∈R,x2-2x+1≥0
B.?x∈R,x2-2x+1>0
C.?x∈R,x2-2x+1≥0
D.?x∈R,x2-2x+1<0
查看习题详情和答案>>
命题“?x∈R,x2-2x+1<0”的否定是( )
A.?x∈R,x2-2x+1≥0
B.?x∈R,x2-2x+1>0
C.?x∈R,x2-2x+1≥0
D.?x∈R,x2-2x+1<0
查看习题详情和答案>>
A.?x∈R,x2-2x+1≥0
B.?x∈R,x2-2x+1>0
C.?x∈R,x2-2x+1≥0
D.?x∈R,x2-2x+1<0
查看习题详情和答案>>