贵州电大2018年秋季[高中数学（省）]高中数学入学测试阶段性测验

奥鹏作业答案

【贵州电大】[高中数学（省）]高中数学入学测试阶段性测验
试卷总分100得分100贵州电大阶段性测验答案

第1题&ltimgwidth=&quot215&quotheight=&quot43&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/3f1537d7a71a4858ba561d6aab21a985/201711114111503.jpg&quot/&gt
3
3
&ltimgwidth=&quot38&quotheight=&quot36&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/3f1537d7a71a4858ba561d6aab21a985/2017111141117260.jpg&quot/&gt
第2题&ltimgwidth=&quot142&quotheight=&quot57&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/3bf0cb9f11d3421f9912394a427370d8/2017111144644127.jpg&quot/&gt
2
3
1
第3题&ltp&gt&ltspanstyle=&quotfontsize10.5ptfontfamily宋体msoasciifontfamily&ampquotTimesNewRoman&ampquotmsohansifontfamily&ampquotTimesNewRoman&ampquotmsobidifontfamily&ampquotTimesNewRoman&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightbold&quot&gt设一组资料x&ltsub&gt1&lt/sub&gt=1x&ltsub&gt2&lt/sub&gt=2x&ltsub&gt3&lt/sub&gt=3&lt/span&gt&ltspanstyle=&quotfontsize10.5ptfontfamily宋体msoasciifontfamily&ampquotTimesNewRoman&ampquotmsohansifontfamily&ampquotTimesNewRoman&ampquotmsobidifontfamily&ampquotTimesNewRoman&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightbold&quot&gt它们的权数分别为P&ltsub&gt1&lt/sub&gt=0.2P&ltsub&gt2&lt/sub&gt=0.3P&ltsub&gt3&lt/sub&gt=0.5&lt/span&gt&ltspanstyle=&quotfontsize10.5ptfontfamily宋体msoasciifontfamily&ampquotTimesNewRoman&ampquotmsohansifontfamily&ampquotTimesNewRoman&ampquotmsobidifontfamily&ampquotTimesNewRoman&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightbold&quot&gt则这组数据的加权平均数是（&lt/span&gt&ltspanlang=&quotENUS&quotstyle=&quotfontsize10.5ptfontfamily&ampquotTimesNewRoman&ampquot&ampquotserif&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightboldmsofareastfontfamily宋体&quot&gt&ltspanstyle=&quotmsospacerunyes&quot&gt&lt/span&gt&ltspanstyle=&quotmsospacerunyes&quot&gt&lt/span&gt&lt/span&gt&ltspanstyle=&quotfontsize10.5ptfontfamily宋体msoasciifontfamily&ampquotTimesNewRoman&ampquotmsohansifontfamily&ampquotTimesNewRoman&ampquotmsobidifontfamily&ampquotTimesNewRoman&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightbold&quot&gt）．&lt/span&gt
2
2.3
3
第4题&ltspanstyle=&quotfontsize10.5ptfontfamily宋体msoasciifontfamily&ampquotTimesNewRoman&ampquotmsohansifontfamily&ampquotTimesNewRoman&ampquotmsobidifontfamily&ampquotTimesNewRoman&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightbold&quot&gt与直线4x+3y8=0&lt/span&gt&ltspanstyle=&quotfontsize10.5ptfontfamily宋体msoasciifontfamily&ampquotTimesNewRoman&ampquotmsohansifontfamily&ampquotTimesNewRoman&ampquotmsobidifontfamily&ampquotTimesNewRoman&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightbold&quot&gt平行的直线方程为（&lt/span&gt&ltspanlang=&quotENUS&quotstyle=&quotfontsize10.5ptfontfamily&ampquotTimesNewRoman&ampquot&ampquotserif&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightboldmsofareastfontfamily宋体&quot&gt&ltspanstyle=&quotmsospacerunyes&quot&gt&lt/span&gt&ltspanstyle=&quotmsospacerunyes&quot&gt&lt/span&gt&lt/span&gt&ltspanstyle=&quotfontsize10.5ptfontfamily宋体msoasciifontfamily&ampquotTimesNewRoman&ampquotmsohansifontfamily&ampquotTimesNewRoman&ampquotmsobidifontfamily&ampquotTimesNewRoman&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightbold&quot&gt）．&lt/span&gt
&ltp&gt4x+3y+2=0&lt/p&gt
3x+4y2=0
3x4y2=0
第5题&ltspanstyle=&quotfontsize10.5ptfontfamily宋体msoasciifontfamily&ampquotTimesNewRoman&ampquotmsohansifontfamily&ampquotTimesNewRoman&ampquotmsobidifontfamily&ampquotTimesNewRoman&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightbold&quot&gt若二次函数y=ax&ltsup&gt2&lt/sup&gt+2x+1(a&ampne0)&lt/span&gt&ltspanstyle=&quotfontsize10.5ptfontfamily宋体msoasciifontfamily&ampquotTimesNewRoman&ampquotmsohansifontfamily&ampquotTimesNewRoman&ampquotmsobidifontfamily&ampquotTimesNewRoman&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightbold&quot&gt的图像开口向上，则a&lt/span&gt&ltspanstyle=&quotfontsize10.5ptfontfamily宋体msoasciifontfamily&ampquotTimesNewRoman&ampquotmsohansifontfamily&ampquotTimesNewRoman&ampquotmsobidifontfamily&ampquotTimesNewRoman&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightbold&quot&gt满足下列哪个条件（）&lt/span&gt
a&amplt0
a&ampgt0
&ltspanstyle=&quotfontsize10.5ptfontfamily宋体msoasciifontfamily&ampquotTimesNewRoman&ampquotmsohansifontfamily&ampquotTimesNewRoman&ampquotmsobidifontfamily&ampquotTimesNewRoman&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightbold&quot&gta取除&lt/span&gt&ltspanlang=&quotENUS&quotstyle=&quotfontsize10.5ptfontfamily&ampquotTimesNewRoman&ampquot&ampquotserif&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightboldmsofareastfontfamily宋体&quot&gt0&lt/span&gt&ltspanstyle=&quotfontsize10.5ptfontfamily宋体msoasciifontfamily&ampquotTimesNewRoman&ampquotmsohansifontfamily&ampquotTimesNewRoman&ampquotmsobidifontfamily&ampquotTimesNewRoman&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightbold&quot&gt外的任意实数都行&lt/span&gt
第6题&ltimgwidth=&quot599&quotheight=&quot31&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/5cbfd990eb7243d588e6403835f607cf/201711114153326.jpg&quot/&gt
0
1
4
第7题&ltimgwidth=&quot389&quotheight=&quot40&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/3d986ba78e454d9d9e8affa11a25b1fd/2017111145414514.jpg&quot/&gt
&ltimgwidth=&quot124&quotheight=&quot34&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/3d986ba78e454d9d9e8affa11a25b1fd/2017111145423312.jpg&quot/&gt
&ltimgwidth=&quot128&quotheight=&quot38&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/3d986ba78e454d9d9e8affa11a25b1fd/2017111145431206.jpg&quot/&gt
&ltimgwidth=&quot128&quotheight=&quot34&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/3d986ba78e454d9d9e8affa11a25b1fd/2017111145440130.jpg&quot/&gt
第8题&ltimgwidth=&quot144&quotheight=&quot55&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/1d9b9d83a1f64c4caf82fd6bf7f4c783/201711114750427.jpg&quot/&gt
1
tanx
cotx
第9题&ltp&gt&ltspanlang=&quotENUS&quotstyle=&quotfontsize10.5ptfontfamily&ampquotTimesNewRoman&ampquot&ampquotserif&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsofareastfontfamily宋体&quot&gt&ltimgwidth=&quot430&quotheight=&quot31&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/2775ad2fc9f04510896844fb7bd7150c/2017111143929313.jpg&quot/&gt&lt/span&gt
y=2x4
y=2x1
y=2x+2
第10题&ltimgwidth=&quot291&quotheight=&quot65&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/4c83760db2054d3e9900b8416f42cc75/2017111142945169.jpg&quot/&gt
x=15y=10
x=30y=14
x=15y=7
第11题&ltspanstyle=&quotfontsize10.5ptfontfamily宋体msoasciifontfamily&ampquotTimesNewRoman&ampquotmsohansifontfamily&ampquotTimesNewRoman&ampquotmsobidifontfamily&ampquotTimesNewRoman&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightbold&quot&gt&ltspanstyle=&quotfontsize10.5ptfontfamily宋体msoasciifontfamily&ampquotTimesNewRoman&ampquotmsohansifontfamily&ampquotTimesNewRoman&ampquotmsobidifontfamily&ampquotTimesNewRoman&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightbold&quot&gt下列各对函数中，（&lt/span&gt&ltspanlang=&quotENUS&quotstyle=&quotfontsize10.5ptfontfamily&ampquotTimesNewRoman&ampquot&ampquotserif&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightboldmsofareastfontfamily宋体&quot&gt&ltspanstyle=&quotmsotabcount1&quot&gt&lt/span&gt&ltspanstyle=&quotmsospacerunyes&quot&gt&lt/span&gt&lt/span&gt&ltspanstyle=&quotfontsize10.5ptfontfamily宋体msoasciifontfamily&ampquotTimesNewRoman&ampquotmsohansifontfamily&ampquotTimesNewRoman&ampquotmsobidifontfamily&ampquotTimesNewRoman&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightbold&quot&gt）中的两个函数相等．&lt/span&gt&lt/span&gt
&ltimgwidth=&quot203&quotheight=&quot39&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/98e6d66277bd4233a1c2137386e45ca6/2017111142037756.jpg&quot/&gt
&ltimgwidth=&quot221&quotheight=&quot35&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/98e6d66277bd4233a1c2137386e45ca6/2017111142045384.jpg&quot/&gt
&ltimgwidth=&quot237&quotheight=&quot54&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/98e6d66277bd4233a1c2137386e45ca6/2017111142052982.jpg&quot/&gt
第12题&ltspanstyle=&quotfontsize10.5ptfontfamily宋体msoasciifontfamily&ampquotTimesNewRoman&ampquotmsohansifontfamily&ampquotTimesNewRoman&ampquotmsobidifontfamily&ampquotTimesNewRoman&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightbold&quot&gt圆心为（1，2）&lt/span&gt&ltspanstyle=&quotfontsize10.5ptfontfamily宋体msoasciifontfamily&ampquotTimesNewRoman&ampquotmsohansifontfamily&ampquotTimesNewRoman&ampquotmsobidifontfamily&ampquotTimesNewRoman&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightbold&quot&gt，半径为&lt/span&gt&ltspanlang=&quotENUS&quotstyle=&quotfontsize10.5ptfontfamily&ampquotTimesNewRoman&ampquot&ampquotserif&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightboldmsofareastfontfamily宋体&quot&gt2&lt/span&gt&ltspanstyle=&quotfontsize10.5ptfontfamily宋体msoasciifontfamily&ampquotTimesNewRoman&ampquotmsohansifontfamily&ampquotTimesNewRoman&ampquotmsobidifontfamily&ampquotTimesNewRoman&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightbold&quot&gt的圆的方程为（&lt/span&gt&ltspanlang=&quotENUS&quotstyle=&quotfontsize10.5ptfontfamily&ampquotTimesNewRoman&ampquot&ampquotserif&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightboldmsofareastfontfamily宋体&quot&gt&ltspanstyle=&quotmsospacerunyes&quot&gt&lt/span&gt&ltspanstyle=&quotmsospacerunyes&quot&gt&lt/span&gt&lt/span&gt&ltspanstyle=&quotfontsize10.5ptfontfamily宋体msoasciifontfamily&ampquotTimesNewRoman&ampquotmsohansifontfamily&ampquotTimesNewRoman&ampquotmsobidifontfamily&ampquotTimesNewRoman&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightbold&quot&gt）．&lt/span&gt
&ltp&gt(x+1)&ltsup&gt2&lt/sup&gt+(y2)&ltsup&gt2&lt/sup&gt=4&lt/p&gt
(x1)&ltsup&gt2&lt/sup&gt+(y2)&ltsup&gt2&lt/sup&gt=4
(x1)&ltsup&gt2&lt/sup&gt+(y2)&ltsup&gt2&lt/sup&gt=2
第13题&ltspanstyle=&quotfontsize10.5ptfontfamily宋体msoasciifontfamily&ampquotTimesNewRoman&ampquotmsohansifontfamily&ampquotTimesNewRoman&ampquotmsobidifontfamily&ampquotTimesNewRoman&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightbold&quot&gt函数y=2x+1&lt/span&gt&ltspanstyle=&quotfontsize10.5ptfontfamily宋体msoasciifontfamily&ampquotTimesNewRoman&ampquotmsohansifontfamily&ampquotTimesNewRoman&ampquotmsobidifontfamily&ampquotTimesNewRoman&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightbold&quot&gt的反函数为（）&lt/span&gt
&ltimgwidth=&quot101&quotheight=&quot56&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/c0d14751ea074d18a2035657d6892f03/201711114454191.jpg&quot/&gt
&ltimgwidth=&quot94&quotheight=&quot34&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/c0d14751ea074d18a2035657d6892f03/2017111144512179.jpg&quot/&gt
&ltimgwidth=&quot97&quotheight=&quot56&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/c0d14751ea074d18a2035657d6892f03/2017111144520712.jpg&quot/&gt
第14题&ltspanstyle=&quotfontsize10.5ptfontfamily宋体msoasciifontfamily&ampquotTimesNewRoman&ampquotmsohansifontfamily&ampquotTimesNewRoman&ampquotmsobidifontfamily&ampquotTimesNewRoman&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightbold&quot&gt下列函数在定义域上是增函数的是（）&lt/span&gt
y=|x|
y=x&ltsup&gt2&lt/sup&gt
y=x&ltsup&gt3&lt/sup&gt
第15题&ltimgwidth=&quot115&quotheight=&quot50&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/047584374b1746ea8b591611ee4af2ba/2017111141211519.jpg&quot/&gt
8
&ltimgwidth=&quot40&quotheight=&quot59&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/047584374b1746ea8b591611ee4af2ba/2017111141225544.jpg&quot/&gt
16
第16题&ltspanstyle=&quotfontsize10.5ptfontfamily宋体msoasciifontfamily&ampquotTimesNewRoman&ampquotmsohansifontfamily&ampquotTimesNewRoman&ampquotmsobidifontfamily&ampquotTimesNewRoman&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightbold&quot&gt三点可以确定一个平面&lt/span&gt&ltspanlang=&quotENUS&quotstyle=&quotfontsize10.5ptfontfamily&ampquotTimesNewRoman&ampquot&ampquotserif&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightboldmsofareastfontfamily宋体&quot&gt.&lt/span&gt
√
第17题&ltimgwidth=&quot306&quotheight=&quot32&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/a30c84d35a6f4b5d81abfdb28c35ef85/201711115170847.jpg&quot/&gt
√
第18题&ltimgwidth=&quot111&quotheight=&quot59&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/14ca24cdb4714190b4b5e42f418be2ca/201711115184934.jpg&quot/&gt
√
第19题&ltimgwidth=&quot248&quotheight=&quot54&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/d9f761203f5144beaaed5061d70b8c3c/2017111151747539.jpg&quot/&gt
√
第20题&ltimgwidth=&quot166&quotheight=&quot47&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/2a9388f42091470abc6344859d98eecd/2017111151634169.jpg&quot/&gt
√
第21题&ltp&gt&ltimgwidth=&quot269&quotheight=&quot55&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/24a6c364312b4f5dae3b5049a61173ec/2017111142843796.jpg&quot/&gt
&ltimgwidth=&quot101&quotheight=&quot80&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/24a6c364312b4f5dae3b5049a61173ec/2017111142853531.jpg&quot/&gt
&ltimgwidth=&quot103&quotheight=&quot73&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/24a6c364312b4f5dae3b5049a61173ec/201711114291815.jpg&quot/&gt
R
第22题&ltspanstyle=&quotfontsize10.5ptfontfamily宋体msoasciifontfamily&ampquotTimesNewRoman&ampquotmsohansifontfamily&ampquotTimesNewRoman&ampquotmsobidifontfamily&ampquotTimesNewRoman&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightbold&quot&gt函数y=2x&ltsup&gt2&lt/sup&gt5x+8&lt/span&gt&ltspanstyle=&quotfontsize10.5ptfontfamily宋体msoasciifontfamily&ampquotTimesNewRoman&ampquotmsohansifontfamily&ampquotTimesNewRoman&ampquotmsobidifontfamily&ampquotTimesNewRoman&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightbold&quot&gt的最小值为()&lt/span&gt
1
2
&ltimgwidth=&quot37&quotheight=&quot54&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/28b95dbc011447b7a456735ac9b4bb1e/2017111143617412.jpg&quot/&gt
第23题方程3x+5=0的解为（）
&ltimgwidth=&quot40&quotheight=&quot56&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/97cbdb6ec51d4bbea01f2460865caa3f/2017111143738457.jpg&quot/&gt
&ltimgwidth=&quot36&quotheight=&quot52&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/97cbdb6ec51d4bbea01f2460865caa3f/20171111437467.jpg&quot/&gt
&ltimgwidth=&quot29&quotheight=&quot52&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/97cbdb6ec51d4bbea01f2460865caa3f/201711114375488.jpg&quot/&gt
第24题&ltimgwidth=&quot308&quotheight=&quot29&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/067ee2181a1848d9b3b2cef389326ff5/201711114945809.jpg&quot/&gt
&ltimgwidth=&quot33&quotheight=&quot35&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/067ee2181a1848d9b3b2cef389326ff5/20171111410021.jpg&quot/&gt
&ltimgwidth=&quot42&quotheight=&quot52&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/067ee2181a1848d9b3b2cef389326ff5/201711114107993.jpg&quot/&gt
&ltimgwidth=&quot43&quotheight=&quot34&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/067ee2181a1848d9b3b2cef389326ff5/201711114101529.jpg&quot/&gt
第25题&ltimgwidth=&quot254&quotheight=&quot34&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/9b0fe569161140089a5e2c14c293ef21/2017111141635401.jpg&quot/&gt
1&ampltx&amplt0
x&amplt0
x&ampgt0
第26题&ltspanstyle=&quotfontsize10.5ptfontfamily宋体msoasciifontfamily&ampquotTimesNewRoman&ampquotmsohansifontfamily&ampquotTimesNewRoman&ampquotmsobidifontfamily&ampquotTimesNewRoman&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightbold&quot&gt下列为有界函数的是（）&lt/span&gt
&ltimgwidth=&quot66&quotheight=&quot29&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/31cad5078e6f41668241cb158e091d6e/201711115410488.jpg&quot/&gt
&ltimgwidth=&quot74&quotheight=&quot32&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/31cad5078e6f41668241cb158e091d6e/201711115418444.jpg&quot/&gt
&ltimgwidth=&quot84&quotheight=&quot35&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/31cad5078e6f41668241cb158e091d6e/201711115426447.jpg&quot/&gt
第27题&ltimgwidth=&quot538&quotheight=&quot35&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/b002c9d86e5d4d83a09fe2ecb9cd2198/2017111142127600.jpg&quot/&gt
&ampgt0
&amplt0
&ampge0
第28题&ltimgwidth=&quot326&quotheight=&quot31&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/422bb776a7a643ae830dc0e7dd8bbdf8/2017111141753544.jpg&quot/&gt
a=0b=0
&ltspanstyle=&quotfontsize10.5ptfontfamily宋体msoasciifontfamily&ampquotTimesNewRoman&ampquotmsohansifontfamily&ampquotTimesNewRoman&ampquotmsobidifontfamily&ampquotTimesNewRoman&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightbold&quot&gt互为倒数&lt/span&gt
&ltspanstyle=&quotfontsize10.5ptfontfamily宋体msoasciifontfamily&ampquotTimesNewRoman&ampquotmsohansifontfamily&ampquotTimesNewRoman&ampquotmsobidifontfamily&ampquotTimesNewRoman&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightbold&quot&gt互为相反数&lt/span&gt
第29题&ltimgwidth=&quot440&quotheight=&quot59&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/fa376f364e174e33b6c4f2c8d3c12658/2017111142713796.jpg&quot/&gt
0
1
2
第30题&ltspanlang=&quotENUS&quotstyle=&quotfontsize10.5ptfontfamily&ampquotTimesNewRoman&ampquot&ampquotserif&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightboldmsofareastfontfamily宋体&quot&gt&ltspanstyle=&quotpositionrelativetop3ptmsotextraise3.0pt&quot&gt&ltvshapetypeid=&quot_x0000_t75&quotstroked=&quotf&quotfilled=&quotf&quotpath=&quotm@4@5l@4@11@9@11@9@5xe&quotopreferrelative=&quott&quotospt=&quot75&quotcoordsize=&quot2160021600&quot&gtx&lt/vshapetype&gt&lt/span&gt&lt/span&gt&ltspanstyle=&quotfontsize10.5ptfontfamily宋体msoasciifontfamily&ampquotTimesNewRoman&ampquotmsohansifontfamily&ampquotTimesNewRoman&ampquotmsobidifontfamily&ampquotTimesNewRoman&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightbold&quot&gt的&lt/span&gt&ltspanlang=&quotENUS&quotstyle=&quotfontsize10.5ptfontfamily&ampquotTimesNewRoman&ampquot&ampquotserif&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightboldmsofareastfontfamily宋体&quot&gt3&lt/span&gt&ltspanstyle=&quotfontsize10.5ptfontfamily宋体msoasciifontfamily&ampquotTimesNewRoman&ampquotmsohansifontfamily&ampquotTimesNewRoman&ampquotmsobidifontfamily&ampquotTimesNewRoman&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightbold&quot&gt倍减去&lt/span&gt&ltspanlang=&quotENUS&quotstyle=&quotfontsize10.5ptfontfamily&ampquotTimesNewRoman&ampquot&ampquotserif&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightboldmsofareastfontfamily宋体&quot&gt4&lt/span&gt&ltspanstyle=&quotfontsize10.5ptfontfamily宋体msoasciifontfamily&ampquotTimesNewRoman&ampquotmsohansifontfamily&ampquotTimesNewRoman&ampquotmsobidifontfamily&ampquotTimesNewRoman&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightbold&quot&gt等于它的&lt/span&gt&ltspanlang=&quotENUS&quotstyle=&quotfontsize10.5ptfontfamily&ampquotTimesNewRoman&ampquot&ampquotserif&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightboldmsofareastfontfamily宋体&quot&gt2&lt/span&gt&ltspanstyle=&quotfontsize10.5ptfontfamily宋体msoasciifontfamily&ampquotTimesNewRoman&ampquotmsohansifontfamily&ampquotTimesNewRoman&ampquotmsobidifontfamily&ampquotTimesNewRoman&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightbold&quot&gt倍加上&lt/span&gt&ltspanlang=&quotENUS&quotstyle=&quotfontsize10.5ptfontfamily&ampquotTimesNewRoman&ampquot&ampquotserif&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightboldmsofareastfontfamily宋体&quot&gt6&lt/span&gt&ltspanstyle=&quotfontsize10.5ptfontfamily宋体msoasciifontfamily&ampquotTimesNewRoman&ampquotmsohansifontfamily&ampquotTimesNewRoman&ampquotmsobidifontfamily&ampquotTimesNewRoman&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightbold&quot&gt，则x&lt/span&gt&ltspanstyle=&quotfontsize10.5ptfontfamily宋体msoasciifontfamily&ampquotTimesNewRoman&ampquotmsohansifontfamily&ampquotTimesNewRoman&ampquotmsobidifontfamily&ampquotTimesNewRoman&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightbold&quot&gt为（）&lt/span&gt
10
5
6
第31题&ltimgwidth=&quot404&quotheight=&quot31&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/f9293b5cffd74e8f9aa73d3eb6223ec2/201711114313149.jpg&quot/&gt
&ltimgwidth=&quot125&quotheight=&quot58&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/f9293b5cffd74e8f9aa73d3eb6223ec2/2017111143144825.jpg&quot/&gt
&ltimgwidth=&quot166&quotheight=&quot63&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/f9293b5cffd74e8f9aa73d3eb6223ec2/2017111143153639.jpg&quot/&gt
&ltimgwidth=&quot109&quotheight=&quot58&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/f9293b5cffd74e8f9aa73d3eb6223ec2/20171111432216.jpg&quot/&gt
第32题&ltspanstyle=&quotfontsize10.5ptfontfamily宋体colorblackmsoasciifontfamily&ampquotTimesNewRoman&ampquotmsohansifontfamily&ampquotTimesNewRoman&ampquotmsobidifontfamily&ampquotTimesNewRoman&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSA&quot&gt如果直线l&ltspanstyle=&quotfontsize10.5ptfontfamily宋体colorblackmsoasciifontfamily&ampquotTimesNewRoman&ampquotmsohansifontfamily&ampquotTimesNewRoman&ampquotmsobidifontfamily&ampquotTimesNewRoman&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSA&quot&gt沿x&lt/span&gt&lt/span&gt&ltspanstyle=&quotfontsize10.5ptfontfamily宋体colorblackmsoasciifontfamily&ampquotTimesNewRoman&ampquotmsohansifontfamily&ampquotTimesNewRoman&ampquotmsobidifontfamily&ampquotTimesNewRoman&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSA&quot&gt轴负方向平移3&lt/span&gt&ltspanstyle=&quotfontsize10.5ptfontfamily宋体colorblackmsoasciifontfamily&ampquotTimesNewRoman&ampquotmsohansifontfamily&ampquotTimesNewRoman&ampquotmsobidifontfamily&ampquotTimesNewRoman&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSA&quot&gt个单位再沿y&lt/span&gt&ltspanstyle=&quotfontsize10.5ptfontfamily宋体colorblackmsoasciifontfamily&ampquotTimesNewRoman&ampquotmsohansifontfamily&ampquotTimesNewRoman&ampquotmsobidifontfamily&ampquotTimesNewRoman&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSA&quot&gt轴正方向平移1&lt/span&gt&ltspanstyle=&quotfontsize10.5ptfontfamily宋体colorblackmsoasciifontfamily&ampquotTimesNewRoman&ampquotmsohansifontfamily&ampquotTimesNewRoman&ampquotmsobidifontfamily&ampquotTimesNewRoman&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSA&quot&gt个单位后，又回到原来的位置，那么直线l&lt/span&gt&ltspanstyle=&quotfontsize10.5ptfontfamily宋体colorblackmsoasciifontfamily&ampquotTimesNewRoman&ampquotmsohansifontfamily&ampquotTimesNewRoman&ampquotmsobidifontfamily&ampquotTimesNewRoman&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSA&quot&gt的斜率是（&lt/span&gt&ltspanlang=&quotENUS&quotstyle=&quotfontsize10.5ptfontfamily&ampquotTimesNewRoman&ampquot&ampquotserif&ampquotcolorblackmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsofareastfontfamily宋体&quot&gt&ltspanstyle=&quotmsospacerunyes&quot&gt&lt/span&gt&ltspanstyle=&quotmsospacerunyes&quot&gt&lt/span&gt&lt/span&gt&ltspanstyle=&quotfontsize10.5ptfontfamily宋体colorblackmsoasciifontfamily&ampquotTimesNewRoman&ampquotmsohansifontfamily&ampquotTimesNewRoman&ampquotmsobidifontfamily&ampquotTimesNewRoman&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSA&quot&gt）&lt/span&gt
&ltimgwidth=&quot39&quotheight=&quot48&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/6692a93e1449471eb2ae32cb01321b1d/201711115253468.jpg&quot/&gt
3
&ltimgwidth=&quot29&quotheight=&quot48&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/6692a93e1449471eb2ae32cb01321b1d/201711115242735.jpg&quot/&gt
第33题&ltimgwidth=&quot444&quotheight=&quot34&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/6700f788fa4342c48a3360c325ff523b/201711114023997.jpg&quot/&gt
｛14｝
{256}
{12456}
第34题&ltimgwidth=&quot479&quotheight=&quot35&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/eaa2412d4dd54e74adf6683fd23fe787/201711114595591.jpg&quot/&gt
&ltimgwidth=&quot138&quotheight=&quot34&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/eaa2412d4dd54e74adf6683fd23fe787/2017111145914390.jpg&quot/&gt
&ltimgwidth=&quot144&quotheight=&quot30&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/eaa2412d4dd54e74adf6683fd23fe787/2017111145922690.jpg&quot/&gt
&ltimgwidth=&quot178&quotheight=&quot32&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/eaa2412d4dd54e74adf6683fd23fe787/2017111145931379.jpg&quot/&gt
第35题&ltimgwidth=&quot211&quotheight=&quot35&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/00a48ee7b9c44a51b1a1ac095add0123/20171111479615.jpg&quot/&gt
1
2
3
第36题&ltimgwidth=&quot279&quotheight=&quot67&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/a51b9087ef744d54bbebbea4cd453d0a/2017111151826712.jpg&quot/&gt
√
第37题&ltp&gt&ltspanstyle=&quotfontsize10.5ptfontfamily宋体msoasciifontfamily&ampquotTimesNewRoman&ampquotmsohansifontfamily&ampquotTimesNewRoman&ampquotmsobidifontfamily&ampquotTimesNewRoman&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightbold&quot&gt数据&lt/span&gt&ltspanlang=&quotENUS&quotstyle=&quotfontsize10.5ptfontfamily&ampquotTimesNewRoman&ampquot&ampquotserif&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightboldmsofareastfontfamily宋体&quot&gt23&lt/span&gt&ltspanstyle=&quotfontsize10.5ptfontfamily宋体msoasciifontfamily&ampquotTimesNewRoman&ampquotmsohansifontfamily&ampquotTimesNewRoman&ampquotmsobidifontfamily&ampquotTimesNewRoman&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightbold&quot&gt，&lt/span&gt&ltspanlang=&quotENUS&quotstyle=&quotfontsize10.5ptfontfamily&ampquotTimesNewRoman&ampquot&ampquotserif&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightboldmsofareastfontfamily宋体&quot&gt22&lt/span&gt&ltspanstyle=&quotfontsize10.5ptfontfamily宋体msoasciifontfamily&ampquotTimesNewRoman&ampquotmsohansifontfamily&ampquotTimesNewRoman&ampquotmsobidifontfamily&ampquotTimesNewRoman&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightbold&quot&gt，&lt/span&gt&ltspanlang=&quotENUS&quotstyle=&quotfontsize10.5ptfontfamily&ampquotTimesNewRoman&ampquot&ampquotserif&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightboldmsofareastfontfamily宋体&quot&gt25&lt/span&gt&ltspanstyle=&quotfontsize10.5ptfontfamily宋体msoasciifontfamily&ampquotTimesNewRoman&ampquotmsohansifontfamily&ampquotTimesNewRoman&ampquotmsobidifontfamily&ampquotTimesNewRoman&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightbold&quot&gt，&lt/span&gt&ltspanlang=&quotENUS&quotstyle=&quotfontsize10.5ptfontfamily&ampquotTimesNewRoman&ampquot&ampquotserif&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightboldmsofareastfontfamily宋体&quot&gt22&lt/span&gt&ltspanstyle=&quotfontsize10.5ptfontfamily宋体msoasciifontfamily&ampquotTimesNewRoman&ampquotmsohansifontfamily&ampquotTimesNewRoman&ampquotmsobidifontfamily&ampquotTimesNewRoman&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightbold&quot&gt，的众数是&lt/span&gt&ltspanlang=&quotENUS&quotstyle=&quotfontsize10.5ptfontfamily&ampquotTimesNewRoman&ampquot&ampquotserif&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightboldmsofareastfontfamily宋体&quot&gt25&lt/span&gt&ltspanstyle=&quotfontsize10.5ptfontfamily宋体msoasciifontfamily&ampquotTimesNewRoman&ampquotmsohansifontfamily&ampquotTimesNewRoman&ampquotmsobidifontfamily&ampquotTimesNewRoman&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightbold&quot&gt．&lt/span&gt
√
第38题&ltspanstyle=&quotfontsize10.5ptfontfamily宋体msoasciifontfamily&ampquotTimesNewRoman&ampquotmsohansifontfamily&ampquotTimesNewRoman&ampquotmsobidifontfamily&ampquotTimesNewRoman&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightbold&quot&gt&ltspanstyle=&quotfontsize10.5ptfontfamily宋体msoasciifontfamily&ampquotTimesNewRoman&ampquotmsohansifontfamily&ampquotTimesNewRoman&ampquotmsobidifontfamily&ampquotTimesNewRoman&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightbold&quot&gt偶函数的图形关于x&lt/span&gt&ltspanstyle=&quotfontsize10.5ptfontfamily宋体msoasciifontfamily&ampquotTimesNewRoman&ampquotmsohansifontfamily&ampquotTimesNewRoman&ampquotmsobidifontfamily&ampquotTimesNewRoman&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightbold&quot&gt轴对称．&lt/span&gt&lt/span&gt
√
第39题&ltimgwidth=&quot137&quotheight=&quot35&quotalt=&quot&quotsrc=&quot/Attachment/Attachment/Itembank/QuestionAttachments/201711/a89622672810470aba275ecc595b6990/2017111151724887.jpg&quot/&gt
√
第40题&ltspanstyle=&quotfontsize10.5ptfontfamily宋体msoasciifontfamily&ampquotTimesNewRoman&ampquotmsohansifontfamily&ampquotTimesNewRoman&ampquotmsobidifontfamily&ampquotTimesNewRoman&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightbold&quot&gt无理数为无限不循环小数&lt/span&gt&ltspanlang=&quotENUS&quotstyle=&quotfontsize10.5ptfontfamily&ampquotTimesNewRoman&ampquot&ampquotserif&ampquotmsofontkerning1.0ptmsoansilanguageENUSmsofareastlanguageZHCNmsobidilanguageARSAmsobidifontweightboldmsofareastfontfamily宋体&quot&gt.&lt/span&gt
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