[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fPKO86cWxepyWFu6LwszJxcIYjDlQxmNHT8HQO3DzzlE":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":31},[],"2025-12-27 08:30:52",288760437,[8,9,10,11],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F46b452eed9797ec1ab55eddde40ee119.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fb0c1d318c0fa05e06f587c6327577dce.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fa223a63ae3db02b58be89d8e2bced14c.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F987e5eb4b24f55d601eabae5166f258c.png\">",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},130,"53e1d2ef4961cca8eea3e23969ad2cb9","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F03a579384a6dc297c89809b582fcc767.png","默认课程","exam_168390918","模拟卷","设有矩阵\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F50e0ca10ea3aa6bdd3fb3d6727f6bd08.png\">,则下列矩阵运算可行的是( )",[21,32,41,50,59,68,71,80,89,98],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],288760427,[25,26,27,28],"ACB=E","CBA=E","BCA=E","BAC=E","设同阶方阵A、B、C、E满足关系式ABC=E,则必有( )","v1",0,{"answer":33,"createTime":5,"id":34,"options":35,"question":40,"source":30,"type":31},[],288760429,[36,37,38,39],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fb43e8e7449b69099ecc94a0431072cb2.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fe3f697abcc737c8cc2f4a8e8b0a86083.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F6e68b820f4468d4ebd5f23a73571eb5c.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F597f1c81e3f91b2f7b4f8c851e2fec95.png\">","下列矩阵中不是初等矩阵的是( )",{"answer":42,"createTime":5,"id":43,"options":44,"question":49,"source":30,"type":31},[],288760432,[45,46,47,48],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F88153cdd97a20d67db435b91cd5a2336.png\">且\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fe39aa46d2748b18755a81b12fd3911db.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F79af9b91908521ba9cfa2bb6a7b2b139.png\">或\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fbfb5cffcfdf8136d49da5fd208551309.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fbfb5cffcfdf8136d49da5fd208551309.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F79af9b91908521ba9cfa2bb6a7b2b139.png\">","行列式\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F7458376cb966d8fad22de3c967ee3ef3.png\">的充分条件是( )",{"answer":51,"createTime":5,"id":52,"options":53,"question":58,"source":30,"type":31},[],288760434,[54,55,56,57],"1\u002F10A","1\u002F5A","A","1\u002F2A","设A=\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F1d6268b5eb87d57c32fcc46de09b47ad.png\">,A\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F1ec0bf0f92fd7a0605840a3b9b119ca9.png\">为A的伴随矩阵,则(A\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F1ec0bf0f92fd7a0605840a3b9b119ca9.png\">)\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fad16134feb928279808cebe2ac1e9184.png\">=( )",{"answer":60,"createTime":5,"id":61,"options":62,"question":67,"source":30,"type":31},[],288760436,[63,64,65,66],"|A|=0或|B|=0","A与B均可逆","(A+B)\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F2f475e5dc86fff2872962d65097ec651.png\">=A\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F2f475e5dc86fff2872962d65097ec651.png\">+B\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F0d1f968a29e587bb647ca9ff21bab36d.png\">","A=0或B=0","若A,B为同阶方阵,且满足AB=0,则有( )",{"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},[],288760438,[75,76,77,78],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F43ffdf7b128bd91c89e67f0bc980e759.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F950894d9f9dc400000f2e2f9cfce22c7.png\">且\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F43ffdf7b128bd91c89e67f0bc980e759.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F950894d9f9dc400000f2e2f9cfce22c7.png\">或\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F43ffdf7b128bd91c89e67f0bc980e759.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F950894d9f9dc400000f2e2f9cfce22c7.png\">","行列式\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F11b6860c0bcacfc386428fa75a9cf43a.png\">的充分条件是( )",{"answer":81,"createTime":5,"id":82,"options":83,"question":88,"source":30,"type":31},[],288760439,[84,85,86,87],"α2-α3,α1+α2,α1+α3","α1-α2,α2-α3,α3-α1","α1-α3 ,α2,α3 - α1-α2","α1+α2,α2+α3,α3+α1","设α1,α2,α3线性无关,则下列向量组线性无关的是( )",{"answer":90,"createTime":5,"id":91,"options":92,"question":97,"source":30,"type":31},[],288760440,[93,94,95,96],"AB是正交阵","|AB|=±1","|A-B|=0","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F8ba70d795b7751471f79911b82e52080.png\">","设A,B均为n阶正交矩阵,则以下结论一定错误的是",{"answer":99,"createTime":5,"id":100,"options":101,"question":102,"source":30,"type":103},[],288760441,[],"设\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fd11f9048579cf9948ad78b1d480de6dd.png\"> 则\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F0f4f787bd18ad197125e5ae33334d3ea.png\">____",2]