
不等式5
Authored by soilam chio
Mathematics
1st Grade
Used 3+ times

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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
{x|x<-1或1<X<2或X>3}
{x|1<X<2或2<X3}
{x|x<-1或X>3}
{x|x<-1或1<X<2或2<X3}
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
{x|x<-2或x>-1}
{x|x<-2或-2<x<-1}
{x|-2<x<-1}
{x|x>-1}
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
{x|x<-1或-1<x<1或>6}
{x|-1<x<1或>6}
{x|x<-1或>6}
{x|x<-1或-1<x<6}
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
x∈∅
x∈R
{x|x<-2或x>2}
{x|-2<x<2}
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
{x|x<-2或2<x<3}
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
{x|x<-4或x<-3或x>3}
{x|x<-4或-3<x<3}
{x|x>3或x<-4}
{x|-4<x<-3或x>3}
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
{x|-2<x<4}
{x|x<-1或x>4}
{x|-2<x<4或x=-1}
{x|x<-2或-1<x<4}
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