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src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F054b12d1c34151467e3cab42acaf56af.png\">","设函数\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fcaae8929cc2c1692c7bc07a4e971fd9d.png\">,若f(x)的极小值为\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F26ae663866d3bf93a83b2f5203f224aa.png\">,则a=( )","v1",0,{"answer":33,"createTime":5,"id":34,"options":35,"question":37,"source":30,"type":31},[],178207083,[36,36,36,36],"","已知函数f(x)=x3-ax-1,若f(x)在区间(-1,1)上为减函数,则a的取值范围是( )",{"answer":39,"createTime":5,"id":40,"options":41,"question":46,"source":30,"type":31},[],178207084,[42,43,44,45],"函数f(x)有极大值f(-2)和极小值f(2)","函数f(x)有极大值f(-1)和极小值f(2)","函数f(x)有极大值f(2)和极小值f(-2)","函数f(x)有极大值f(1)和极小值f(-2)","函数\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fc2a67fb5d835034b983407f24d42d42b.png\">的极值为( )",{"answer":48,"createTime":5,"id":49,"options":50,"question":55,"source":30,"type":31},[],178207085,[51,52,53,54],"\u003Cimg 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src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F710f2e3734e5675e7f9c05c5f44c6660.jpg\">",{"answer":66,"createTime":5,"id":67,"options":68,"question":73,"source":30,"type":31},[],178207087,[69,70,71,72],"y=x3","y=\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F5e0d89aaac49f01de6e9200548c8a4d4.png\">","y=\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F649f9404c126950868fda89ba8895844.png\">","y=\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F846a87e3bf9d8c69cad127a383406f80.png\">","下列四个函数中,在定义域上不是单调函数的是( )",{"answer":75,"createTime":5,"id":76,"options":77,"question":82,"source":30,"type":31},[],178207088,[78,79,80,81],"4个","2个","3个","1个","函数f(x)的定义域为区间(a,b),导函数f ′(x)在(a,b)内的图如图所示,则函数f(x)在(a,b)内的极小值有( )\u003Cimg 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src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F32c7a31e2e7993f29be4590099c69548.png\">",{"answer":96,"createTime":5,"id":97,"options":98,"question":103,"source":30,"type":31},[],178207091,[99,100,101,102],"\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F986249e5acda7387e986777508f1c74a.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F2fb43d865815452017131cc847d0b8b3.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fd67c00bc6ea3dc6943a1d18f85507173.png\">","\u003Cimg src=\"https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fb7c64b4f4cd4d4b1d0cc975501b8094d.png\">","函数f(x)=x2lnx的单调递减区间为( )"]