[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fFw9ber8-6yPwro8uqJSlGsRwUB6w4n9xeJI3CUhVEeE":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":16,"related":17,"source":27,"type":28},[],"2025-12-17 19:33:19",270382770,[8,9,10,11],"低阶无穷小","高阶无穷小","同阶但非等价无穷小","等价无穷小",{"courseId":13,"courseImg":14,"courseName":15},"ae92f49bc3d23cb23902a948a8b4dc24","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fad190729952741de5b17b1ed210da488.png","高等数学","当x→0时,f(x)和g(x)都是无穷小.设\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F6fc2c3760d14e60874fff1314e80e392.png\">\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F201e4d9a0658e14004ad603e930a1468.png\">=3,则当x→0时,f(x)是g(x)的( )",[18,29,39,48,57,66,74,77,86,95],{"answer":19,"createTime":5,"id":20,"options":21,"question":26,"source":27,"type":28},[],270382762,[22,23,24,25],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F23f80b955d04e10799d9668044e28532.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fee2c283147e3967ca348cb7b0d578b71.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F604e652c85c56bbc3abe6f605f1df38f.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Ffd4b0479a9fabd653f3d2427d5540cff.png\">","函数\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fe0c1b6878bde9bca437294f3fb24cea3.png\">导数是( )","v1",0,{"answer":30,"createTime":31,"id":32,"options":33,"question":38,"source":27,"type":28},[],"2025-12-19 20:38:54",270382764,[34,35,36,37],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F7c250c47a338ae0364d594ffdc91eabd.webp\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F93ecd8807bb36093a0d6a1f1a03ff4e8.webp\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fc24e2c7b693bfa6524c81193aca2152e.webp\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F40894419ebef449757f1c0e4b4722496.webp\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fc7f376ed4466434ab73f846af4a9d8bd.png\">",{"answer":40,"createTime":5,"id":41,"options":42,"question":47,"source":27,"type":28},[],270382766,[43,44,45,46],"(5,-1)","(-1,3)","(4,0)","(3,-3)","如图,将线段AB绕点P按顺时针方向旋转90°,得到线段A1B1,其中点A、B的对应点分别是点A1、B1,则点A1的坐标是()\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fb27ad79f81d687d7df16d5344d1cd4dc.png\">",{"answer":49,"createTime":5,"id":50,"options":51,"question":56,"source":27,"type":28},[],270382767,[52,53,54,55],"0","-1","1","不存在","函数的自变量有几种不同的变化趋势: x无限接近x0:记为x→x0, x从x0的左侧(即小于x0)无限接近x0:记为x→x0-, x从x0的右侧(即大于x0)无限接近x0:记为x→x0+, x的绝对值|x|无限增大:记为x→∞, x小于零且绝对值|x|无限增大:记为x→-∞, x大于零且绝对值|x|无限增大:记为x→+∞. 极限\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F8d7ac8f3021825251afd43bb8b21f02c.png\">的值为( )",{"answer":58,"createTime":5,"id":59,"options":60,"question":65,"source":27,"type":28},[],270382768,[61,62,63,64],"9 m","8 m","7 m","10 m","将一块正方形空地划出部分区域进行绿化,原空地一边减少了2 m,另一边减少了3 m,剩余一块面积为20 m2的矩形空地,则原正方形空地的边长是( )",{"answer":67,"createTime":5,"id":68,"options":69,"question":73,"source":27,"type":28},[],270382769,[70,71,54,72],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fc3be6af53f947ffc2c3c858f479ce0ad.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F054b12d1c34151467e3cab42acaf56af.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fbc3086157932f16504cbe340dff620ed.png\">","如图,小正方形的边长均为1, \u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fc0494cb36ab1b5da4a3e872266dc18e2.png\"> A、B、C分别是小正方形的三个顶点,则sin∠BAC的值为( )",{"answer":75,"createTime":5,"id":6,"options":76,"question":16,"source":27,"type":28},[],[8,9,10,11],{"answer":78,"createTime":5,"id":79,"options":80,"question":85,"source":27,"type":28},[],270382771,[81,82,83,84],"(3,4)","B、C、D、E这几个点.按图中所示规律,下一个点F的位置坐标为()\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F05955a9a82c8c603185a5dc6b8ade75c.png\">A.(1,2)","(4,5)","(2,3)","如图所示,在平面直角坐标系中,每个小方格都是边长为1的正方形.从原点O出发,按箭头所指方向先后经过",{"answer":87,"createTime":31,"id":88,"options":89,"question":94,"source":27,"type":28},[],270382772,[90,91,92,93],"5","5\u002F3","3","3\u002F5","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F153931abd514264a8a707ae81a4fbdea.png\">",{"answer":96,"createTime":97,"id":98,"options":99,"question":101,"source":27,"type":28},[],"2025-12-27 06:34:54",270382773,[53,100,54,52],"2","极限\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fd8f307d1b76c1d3f27c29f94318ce08c.png\">的值为( )"]