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src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F7c963f3f913cdd15a938950609dda6b5.gif\">的一个等价向量组",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},67,"53e1d2ef4961cca8eea3e23969ad2cb9","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F03a579384a6dc297c89809b582fcc767.png","默认课程","work_48988511","5.1齐次线性方程组的解(客观题2025)","设\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F7c963f3f913cdd15a938950609dda6b5.gif\">是\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F7c24ef94396d2f932422bcd31001d495.gif\">的基础解系,则该方程组的基础解系还可以表示为( )",[21,32,42,49,59,69,74,83,92,95],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],263370606,[25,26,27,28],"0","1","3","-3","方程组 \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F95124d781b4f89b83130b0d4a136951e.png\"> 无解,则 \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F928485bb22e7491864db4ce25dfab2e1.png\"> =()","v1",0,{"answer":33,"createTime":34,"id":35,"options":36,"question":41,"source":30,"type":31},[],"2025-12-15 09:46:46",263370607,[37,38,39,40],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F228c3ffc4e931c32533424decc7b6b52.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F897c11c6135f2ae4c54e7a4556b818e4.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fc627f2200ce1b163c1937386e7451d08.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fd8267446f74e9119f7a0c95e431ff0e7.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F61554fa8fb005e45e46e968c6a8dddeb.png\">",{"answer":43,"createTime":5,"id":44,"options":45,"question":48,"source":30,"type":31},[],263370608,[46,47,27,26],"2","4","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F68e3802035a6742bc937bdaf175d458f.png\">",{"answer":50,"createTime":51,"id":52,"options":53,"question":58,"source":30,"type":31},[],"2025-12-14 23:27:32",263370609,[54,55,56,57],"R(A)<R(A,b)","R(A)=R(A,b)=n","R(A)=R(A,b)","R(A)=R(A,b)<n","n元线性方程组Ax=b有唯一解的充要条件是()",{"answer":60,"createTime":61,"id":62,"options":63,"question":68,"source":30,"type":31},[],"2025-12-13 18:32:55",263370610,[64,65,66,67],"无法判断","有唯一解","无穷多解","无解","非齐次线性方程组Ax=b有唯一解,则Ax=0解的情况为",{"answer":70,"createTime":61,"id":71,"options":72,"question":73,"source":30,"type":31},[],263370611,[47,46,27,26],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F34e2026b13dfa170e08205398ad59501.png\">",{"answer":75,"createTime":34,"id":76,"options":77,"question":82,"source":30,"type":31},[],263370612,[78,79,80,81],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F54b8a5e0073c7c20bf02db5fdee4b277.png\">","\u003Cimg 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