命题“若x2<1,则-1<x<1”的逆否命题是 [] A.若x2≥1,则x≥1或
题型:选择题
问题:
命题“若x2<1,则-1<x<1”的逆否命题是
[ ]
A.若x2≥1,则x≥1或x≤-1
B.若-1<x<1,则x2<1
C.若x>1或x<-1,则x2>1
D.若x≥1或x≤-1,则x2≥1
命题“若x2<1,则-1<x<1”的逆否命题是
[ ]
A.若x2≥1,则x≥1或x≤-1
B.若-1<x<1,则x2<1
C.若x>1或x<-1,则x2>1
D.若x≥1或x≤-1,则x2≥1