[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fsY1WosjD5WjkQtQzN3AGaJPkhu4QgWjwgmvz8cY3-JU":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":31},[],"2024-11-29 20:59:02",168124605,[8,9,10,11],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fb342dfd781650e8b4a11b4cb4743fbec.webp\">","{{6}}","{\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fb342dfd781650e8b4a11b4cb4743fbec.webp\">}","{\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fb342dfd781650e8b4a11b4cb4743fbec.webp\">,{6}}",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},18,"a82b262edf604d1a1aa18efeb7f8f842","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F31fffd9b1ab8ed93a1abd0aec5eb6142.jpg","离散数学","work_38917094","作业3","设集合E ={2,3,4,5,6}为全集,A= {2,5},B ={2,6,5},C ={3,6},则P(B-A)为()",[21,32,41,50,59,68,71,80,89,98],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],168124600,[25,26,27,28],"A⊕B=B⊕A","A∪B=B∪A","A-B=B-A","A∩B=B∩A","集合的以下运算律不成立的是( )","v1",0,{"answer":33,"createTime":5,"id":34,"options":35,"question":40,"source":30,"type":31},[],168124601,[36,37,38,39],"{{a}}\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F0638b29507bd61d6b1a3e83a7184a8dd.webp\">P(A)","{{a}}\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F46bf924d40dcd9b8f33d9ea12435a077.webp\">P(A)","{a}\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F46bf924d40dcd9b8f33d9ea12435a077.webp\">P(A)","{a}\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F0638b29507bd61d6b1a3e83a7184a8dd.webp\">P(A)","设A={a,{a}},下列命题错误的是( )",{"answer":42,"createTime":5,"id":43,"options":44,"question":49,"source":30,"type":31},[],168124602,[45,46,47,48],"A ∪ C = B","A ∩ C = ∅","A ⊆ C","A = C","若A ⊆ B且B ⊆ C,则( )",{"answer":51,"createTime":5,"id":52,"options":53,"question":58,"source":30,"type":31},[],168124603,[54,55,56,57],"{0, 1, 2, 3, 4}","{0, 2, 4}","{1, 3}","{1, 2, 3, 4}","若集合 E = {x | x 是小于 5 的自然数}, F = {y | y 是奇数且小于 7 }, 那么 E ∩ F 是",{"answer":60,"createTime":5,"id":61,"options":62,"question":67,"source":30,"type":31},[],168124604,[63,64,65,66],"A=Ф","B\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F66396b9ef10dc4b1f8d5a58967bb120a.webp\">A","A\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F66396b9ef10dc4b1f8d5a58967bb120a.webp\">B","B=Ф","若A-B=Ф,则下列哪个结论不可能正确?( )",{"answer":69,"createTime":5,"id":6,"options":70,"question":19,"source":30,"type":31},[],[8,9,10,11],{"answer":72,"createTime":5,"id":73,"options":74,"question":79,"source":30,"type":31},[],168124606,[75,76,77,78],"若A为非空集,则A\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F3fa69b5ed2e15416e4e45b125cfc90d9.webp\">A∪A成立","若A∪B=A∪C,则B=C","P(A∩B)\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F3fa69b5ed2e15416e4e45b125cfc90d9.webp\">P(A)∩P(B) (P(S)表示S的幂集)","{a,b}={b,a}","判断下列命题哪个正确?( )",{"answer":81,"createTime":5,"id":82,"options":83,"question":88,"source":30,"type":31},[],168124607,[84,85,86,87],"⊕","-","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fb20005926eaaa9be5814bed1e5b16da3.webp\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F5a93af0394c634aa1be9de432251b09a.webp\">","在集合运算中,( )对⊕可分配",{"answer":90,"createTime":5,"id":91,"options":92,"question":97,"source":30,"type":31},[],168124608,[93,94,95,96],"{a,b}∈{a,b,{a},{b}}","{Ф}\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F46bf924d40dcd9b8f33d9ea12435a077.webp\">{Ф,{{Ф}}}","{Ф}∈{Ф,{{Ф}}}","Ф∈{{Ф}}","判断下列关系哪个正确?( )",{"answer":99,"createTime":5,"id":100,"options":101,"question":106,"source":30,"type":31},[],168124609,[102,103,104,105],"A = B","A ∩ B = ∅","B ⊆ A","A ⊆ B","若A ∪ B = A,则( )"]