营口职业技术学院2023单招(中职)数学题库
单选题:1.下列选项中正确的是().A.0⊆0B.0=∅C.0∈0D.0∈∅答案:C
2.已知集合A=0,3,x,B=0,1,若B⊆A,则x=().A.3B、0C、1D、2答案:C
3.已知集合A=2,4,6,B=0,1,2,则A∩B=().A.0,1,4,6B.0,1,2,4,6C.2D.∅
单选题:1.下列选项中正确的是().A.0⊆0B.0=∅C.0∈0D.0∈∅答案:C
2.已知集合A=0,3,x,B=0,1,若B⊆A,则x=().A.3B、0C、1D、2答案:C
3.已知集合A=2,4,6,B=0,1,2,则A∩B=().A.0,1,4,6B.0,1,2,4,6C.2D.∅