[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fC7HKL7o7xVjIBclbLsYuseyN09ZNbcQHYCF5aNehXJE":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":31},[],"2023-05-31 13:04:29",38551895,[8,9,10,11],"子集H = {1, 2, 4}是U(9)的正规子群","子集H = {1, 8}是U(9)的正规子群","子集H = {1, 4, 7}是U(9)的正规子群","子集H = {1, 5}是U(9)的正规子群",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},22,"3913ba7ba33946575769d709e176ccf7","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F6c57ab6edb7c2f6e3b84122800f9e63f.jpg","离散数学-2023年","8490384c08d44d129ec56c8bdf1d94c5","代数系统-群的基础知识","测验题10.52 对于U(9) = {1, 2, 4, 5, 7, 8}与模9乘构成的U(9)群,下面哪些说法是正确的",[21,32,41,50,59,68,77,86,95,104],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],38551879,[25,26,27,28],"整数集及普通加法运算","实数集及普通乘法运算","非空集A的幂集及集合交运算","非空集A上的所有双函数构成的集合及函数复合运算","测验题10.36 下面哪些集合及其二元运算构成群","v1",1,{"answer":33,"createTime":5,"id":34,"options":35,"question":40,"source":30,"type":31},[],38551880,[36,37,38,39],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Ff928d118da9189ce7edf8c9470b02e3a.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F1ccc826ddaf9781eea174f32b53b7893.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F2ad71203408ff77caa950927b57328f1.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F9027cba9ad6501612a63506ee0048d6a.png\">","测验题10.37 集合A = {e, a, b, c}与下面使用运算表定义的哪些二元运算构成群",{"answer":42,"createTime":5,"id":43,"options":44,"question":49,"source":30,"type":31},[],38551881,[45,46,47,48],"元素2的逆元是4","元素3的逆元是3","元素4的逆元是5","元素6的逆元是6","测验题10.38 对于U(7) = {1, 2, 3, 4, 5, 6}与模7乘构成的U(7)群,下面对于元素逆的说法哪些是正确的",{"answer":51,"createTime":5,"id":52,"options":53,"question":58,"source":30,"type":31},[],38551882,[54,55,56,57],"元素2的阶是4","元素3的阶是5","元素4的阶是6","元素6的阶是7","测验题10.39 \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fbe24c35dda07debff2fb2c8595592c91.png\">",{"answer":60,"createTime":5,"id":61,"options":62,"question":67,"source":30,"type":31},[],38551883,[63,64,65,66],"元素2的阶是3","元素3的阶是3","元素4的阶是3","元素6的阶是3","测验题10.40 对于U(7) = {1, 2, 3, 4, 5, 6}与模7乘构成的U(7)群,下面对于元素阶的说法哪些是正确的",{"answer":69,"createTime":5,"id":70,"options":71,"question":76,"source":30,"type":31},[],38551884,[72,73,74,75],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F4a5ff2d54648883a1444b2181f0b633e.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fa6be3728a53e202f94200564e22cc268.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F535784f2ae342ef38e0ccf64e4cff115.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F239bac0f73635def49d12f8f1a215ad8.png\">","测验题10.41 设a, b, c是群G的任意元素,下面哪些说法是正确的",{"answer":78,"createTime":5,"id":79,"options":80,"question":85,"source":30,"type":31},[],38551885,[81,82,83,84],"{0, 1}","{0, 2, 4, 6}","{0, 3, 6, 9}","{0, 6}","测验题10.42 \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F0c8659a73f52459ca46e2b5ac4e1129f.png\">",{"answer":87,"createTime":5,"id":88,"options":89,"question":94,"source":30,"type":31},[],38551886,[90,91,92,93],"{1, 3}","{1, 3, 5}","{1, 7}","{1, 5, 7}","测验题10.43 对于U(8) = {1, 3, 5, 7}与模8乘构成的U(8)群,下面哪些子集是它的子群",{"answer":96,"createTime":5,"id":97,"options":98,"question":103,"source":30,"type":31},[],38551887,[99,100,101,102],"{e, a}","{e, b}","{e, b, d}","{e, f}","测验题10.44 \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F92496074c1a200abb1555ed18afa5d91.png\">",{"answer":105,"createTime":5,"id":106,"options":107,"question":111,"source":30,"type":31},[],38551888,[99,108,109,110],"{e, a, b}","{e, c, d}","{e, d, f}","测验题10.45 \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fcc64581ee1d4917f82a14d88478ac87e.png\">"]