[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$ftMxyZ5nok6Wi0A3TJ8raT15MIej9g_WxloRtNj9CfWI":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":31},[],"2024-02-26 07:57:52",132274954,[8,9,10,11],"f(3)>f(4)","f()2>f(4)","f(5)>f(6)","f(5)<f(6)",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},100,"ff1c5e5a93522cf9600c0eb966c5cba5","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F8ba42112605fb601f88d15945961fa01.jpg","中职数学普测专题","work_32070355","寒假作业(2.16-2.17)","已知函数f(x)=ax2+bx+c(a\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fef04805273cf7c6d0dc958a06b3be7d8.png\">)的增区间为[2, +∞),则( )",[21,32,42,51,60,69,78,86,95,103],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],132274902,[25,26,27,28],"减函数","奇函数","偶函数","增函数","函数f(x)=\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fbf315519794fe217a5242179d05f10f5.png\">在定义域内是 ( )","v1",0,{"answer":33,"createTime":34,"id":35,"options":36,"question":41,"source":30,"type":31},[],"2024-02-20 18:38:49",132274904,[37,38,39,40],"k>0","b>0","k<0","b<0","如果函数f(x)=kx+b在R上是减函数,则( )",{"answer":43,"createTime":34,"id":44,"options":45,"question":50,"source":30,"type":31},[],132274906,[46,47,48,49],"{x\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F435790ae73719fb906132f6bdf0f6771.png\">}","{x\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F42281206363e4643990d039546d7d9b0.png\">}","{x\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fc22a52cb8c81bfff0420dff16bc2a9cc.png\">}","{x\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F9962a51d0a05bc72269993d0fdf19208.png\">}","函数f(x)=\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fa5d1e2188a341d6aadff6b3b00a3917b.png\">的定义域为( )",{"answer":52,"createTime":5,"id":53,"options":54,"question":59,"source":30,"type":31},[],132274907,[55,56,57,58],"6","2","4","6或4","若函数f(x)=\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F9387b7167c00190c72d1dec2310ae6b5.png\">则f(3)=( )",{"answer":61,"createTime":34,"id":62,"options":63,"question":68,"source":30,"type":31},[],132274909,[64,65,66,67],"f(x)=x+1","f(x)=1","f(x)=-x","f(x)=x2","下列函数是奇函数的是 ( )",{"answer":70,"createTime":5,"id":71,"options":72,"question":77,"source":30,"type":31},[],132274910,[73,74,75,76],"y=2x","y=x3","y=x2","y=-2x","下列函数为偶函数的是( )",{"answer":79,"createTime":34,"id":80,"options":81,"question":85,"source":30,"type":31},[],132274912,[82,56,83,84],"无法确定","-2","0","已知函数y=f(x)为奇函数,f(-1)=2,则f(1)=( )",{"answer":87,"createTime":5,"id":88,"options":89,"question":94,"source":30,"type":31},[],132274914,[90,91,92,93],"(1,2)","(1,0)","(2,3)","(1,-3)","下列各点在函数f(x)=x2+1的图像上的是( )",{"answer":96,"createTime":5,"id":97,"options":98,"question":77,"source":30,"type":31},[],132274915,[99,100,101,102],"y=x2-2x-1","y=3x-2","y=\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F72cd6ee02ea923f31d77fbc8d177a5a4.png\">","y=3x2-1",{"answer":104,"createTime":5,"id":105,"options":106,"question":111,"source":30,"type":31},[],132274916,[107,108,109,110],"(-\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F18a6085d14bc2b3d8109fa84dcf11bae.png\">","[-1,+\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F81ec32f103c2864a339c3c273309bfa3.png\">","[-1,\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Ff00638a44f6f913461b217c55b7c9655.png\">","[1,\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fea8673cf0d1cfc9283f840b7f5313b29.png\">","函数f(x)=\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F4f221b89bc6fb157dabd3e7844aa30ac.png\">的定义域是( )"]