1 . 在我们学习过的函数中有很多函数具有美好的性质.例如奇函数
满足:在其定义域D内,对任意的
.总有
现给出如下10个函数:
①
,②
,③
,④
,⑤
,⑥
,⑦
,⑧
,⑨
表示不超过
的最大整数,⑩
.
则上述函数中,对其定义域中的任意实数x,y,满足如下关系式的序号为(在横线上填上相应的函数序号,无需证明.
(1)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62826e5114ece563439421509970dc12.png)
______________
(2)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a34e9794d31b207750914222a39d9036.png)
__________________
(3)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49074b2fc18e7edb1b3b6b4e6f9737c9.png)
_____________
(4)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9dbe6c97e2ffd3d4dcd75d138fd95f6.png)
__________
(5)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25bea6d14c16f7c06e4e028f36131360.png)
_____________
(6)![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dac47c1b6230edf33b5a1c76b75025de.png)
______________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/09f86f37ec8e15846bd731ab4fcdbacd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e02cab1add26335b3cb43d5b54c7c853.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a34e9794d31b207750914222a39d9036.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28638f8c054a7bb4d9b46fde330bc76f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2d3cc66b811ad2395efe04d93b61c711.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/b74c4e12f40e93d56562325df2df72fd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f8cc82c265dd9669c5ef3e32ba17471f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/67f01e763504cd81a543f3be8dea5395.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/362bfce584209628bc4ad3f23e3d7b11.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca3fd09aa6bd2c73f713869a28e38e30.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/01b366c57f5ef99a1a95ea5fc4a7fb30.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0b2eb4f851847e2bd84e31ba1cd1fc08.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/81dea63b8ce3e51adf66cf7b9982a248.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a51218585998e787619ecaa73db0e40.png)
则上述函数中,对其定义域中的任意实数x,y,满足如下关系式的序号为(在横线上填上相应的函数序号,无需证明.
(1)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/62826e5114ece563439421509970dc12.png)
(2)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a34e9794d31b207750914222a39d9036.png)
(3)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/49074b2fc18e7edb1b3b6b4e6f9737c9.png)
(4)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/e9dbe6c97e2ffd3d4dcd75d138fd95f6.png)
(5)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/25bea6d14c16f7c06e4e028f36131360.png)
(6)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dac47c1b6230edf33b5a1c76b75025de.png)
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2 . 下列几个命题:
①函数
是偶函数,但不是奇函数;
②“
”是“一元二次不等式
的解集为
”的充要条件;
③若函数
是偶函数,则函数
的图象关于直线
对称;
④若函数
为偶函数,则
;
⑤在![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce4cba95fc7d4853a243f8e3fb20ce70.png)
中,若
,则
.
其中正确命题的序号为__________ .
①函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dbdab740b60913bc22812acc4aab6a59.png)
②“
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/953d47cb9cfed0cb9270909cde895e4e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f95f3fa710253c107b6e8fb458108b0d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4aa0df7f1e45f9de29e802c7f19a4f64.png)
③若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/69b727eb9da56be079445321cf61cf26.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9b384412acba251d87902ab928902f16.png)
④若函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f4000a34516fab629faa0e321a18f222.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/937d3ae6dd382227b4caa3f995f9d75b.png)
⑤在
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ce4cba95fc7d4853a243f8e3fb20ce70.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7bef5239ddbb0972700ce01daf9ee7cf.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/19dc38d888741a1b2e95fe0773a48c38.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ca51be437b1a97ca92aa1159ab71102c.png)
其中正确命题的序号为
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3 . 已知函数
,
,有下列四个命题:
①函数
是奇函数;
②函数
是定义域内的单调函数;
③当
时,方程
有一个实数根;
④当
时,不等式
恒成立,
其中正确命题的序号为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/df9a16664ad088899f6437b9637b80b2.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a04f249910f95ed17f17966481be9826.png)
①函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/779b28641c18eacbceca96d4e4ad9710.png)
②函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/779b28641c18eacbceca96d4e4ad9710.png)
③当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e541ea2f855f981c96207070683d388.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2e94a24d2872ec1205de9f381a849178.png)
④当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/5416f5cb559e69a2df6d819de51aba2f.png)
其中正确命题的序号为
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2020-07-22更新
|
433次组卷
|
4卷引用:黑龙江省哈尔滨三中2019-2020学年高二(下)期末数学(文科)试题
黑龙江省哈尔滨三中2019-2020学年高二(下)期末数学(文科)试题(已下线)对点练11 函数的基本性质之奇偶性-2020-2021年新高考高中数学一轮复习对点练黑龙江省哈尔滨市第三中学校2019-2020学年高二下学期期末考试数学(文)试题(已下线)北京市海淀区2023届高三上学期期末练习数学试题变式题11-15
2020高三·全国·专题练习
解题方法
4 . 关于函数
有下述四个结论:①函数
的图像把圆
的面积两等分;②
是周期为
的函数;③函数
在区间
上有3个零点;④函数
在区间
上单调递减.则正确结论的序号为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/885085ae9e6dd542a4105d5549f85142.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/f240cccaf24af8a796abb95cb42be52e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/86ebba6ed1add0fe647c0226614b9290.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12ff4a1f5d3ad9d7668fe555e70b774c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/12ff4a1f5d3ad9d7668fe555e70b774c.png)
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5 . 某中学为了加强学生数学核心素养的培养,锻炼学生自主探究的学习能力,他们以函数
为基本素材研究该函数的相关性质,某研究小组6位同学取得部分研究成果如下:
①同学甲发现:函数
的零点为
;
②同学乙发现:函数
是奇函数;
③同学丙发现:对于任意的
都有
;
④同学丁发现:对于任意的
,都有
;
⑤同学戊发现:对于函数
定义域中任意的两个不同实数
,
,总满足
;
⑥同学己发现:求使
的x的取值范围是
.
其中正确结论的序号为________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/97d44c9fbbc4f7810ba9525fb5d0f577.png)
①同学甲发现:函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/87b6a9ffffc0c461881b427c543924cd.png)
②同学乙发现:函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
③同学丙发现:对于任意的
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/998d1117b68d345ad988e86d1ec7724b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3543b9964b4ae5cf2b4012fd3fba62c8.png)
④同学丁发现:对于任意的
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/76acc9d0f0f0f6befbb9d9a64c497d2d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3366c6ea946d2ac63f32c38b559a8758.png)
⑤同学戊发现:对于函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c814128ea2139e33db94ea590e7c2223.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/aec19b68e3add9d5bfcc6269a1855b87.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/698cf53f76a1d637dfe2732d0a866eec.png)
⑥同学己发现:求使
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/018857ec6e498113b3b12a730d9313da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/ab1242ec96ac54e2fd418988d5190a88.png)
其中正确结论的序号为
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6 . 已知函数
是定义在R上的奇函数,给出下列四个结论:
①
;
②若
在
上有最小值
,则
在
上有最大值1;
③若
在
上为增函数,则
在
上为减函数;
④若
时,
,则
时,
;
其中正确结论的序号为______________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/104375baf5cef5eb92cfc7cf13b80193.png)
②若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/2bdfed8d6862125dc1fecfce0322a750.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/acbc6a613224461ade69362d46550474.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/60cce332317884d04b38b1ebe8a50d18.png)
③若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8938db94f49dcbe0c383fba0241bb0da.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8c6ffa6fe2387ee19234c2ad0fcb92ea.png)
④若
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/08115d6d9f876dea921a4d32260ff1fb.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/be315e528951120e7d551f654d2a1f5e.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9e541ea2f855f981c96207070683d388.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3886c975373ab74155b5b9cf16049ac1.png)
其中正确结论的序号为
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7 . 设
是定义在R上的奇函数,在
上单调递减,且
,给出下列四个结论:
①
;②
是以2为周期的函数;
③
在
上单调递减;④
为奇函数.
其中正确命题序号为____________________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/034b1f5ba40bb5f9fefea188ef90a0e0.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/28266d15eb3ce27aa1140780c7255171.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/a1d22f794d1a79ad925c7b39be608451.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
③
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d8b6894e8c345a035e89ec672503a01f.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/d1f4c4985f8a820372f1349f21f8dc31.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7479276dbd621fa9b35751c2f6c17830.png)
其中正确命题序号为
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2018-07-07更新
|
878次组卷
|
2卷引用:【全国百强校】江西省南昌市第二中学2017-2018学年高二下学期期末考试数学(理)试题
8 . 对于函数
(
为常数),给出下列命题:
①对任意
,
都不是奇函数;②
的图像关于点
对称;
③当
时,
无单调递增区间;④当
时,对于满足条件
的所有
总有
.其中正确命题的序号为__________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/59b7dce45a779cdb448ade40551841bd.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/0a6936d370d6a238a608ca56f87198de.png)
①对任意
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/22dd8b3dc4c609bab82d356a5cc2208d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/61e3829bae3f056b86ef3ce85b3e5536.png)
③当
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/3002ad1638f25e355d70d5ab63e637f4.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8e258ab9e600435b37465092243d99f6.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/89d08550cde3e34887cfe734fabf7ada.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/8ce7ae90d808f05e86ea063238e4b2f9.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/7356328558b6434fadd38ecee38dae4e.png)
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2014高三·全国·专题练习
名校
9 . 关于函数
有下列命题:
①函数
的图像关于y轴对称;
②在区间(-
,0)上,函数
是减函数;
③函数
的最小值为
;
④在区间(1,+
)上,函数
是增函数.其中正确命题序号为_______________
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9d8edcda108b912a87f9e8e42e773b95.png)
①函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
②在区间(-
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a27e72b96bc7af66c7472a9d7370e5b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
③函数
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/dbacadc4568d1d13ede7f933522a9cce.png)
④在区间(1,+
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/9a27e72b96bc7af66c7472a9d7370e5b.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4fe7d5809da02c15a43a0e9a898b9086.png)
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2017-06-14更新
|
1260次组卷
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13卷引用:2014届高考数学总复习考点引领+技巧点拨第二章第14课时练习卷
(已下线)2014届高考数学总复习考点引领+技巧点拨第二章第14课时练习卷2016-2017学年安徽六安一中高一上周检七数学试卷2016-2017学年广东普宁英才华侨中学高一上期中数学试卷黑龙江省大庆实验中学2016-2017学年高二6月月考数学(文)试题安徽省淮北市第六中学2017-2018学年高一上学期期末数学试题黑龙江省大庆市铁人中学2017-2018学年高一下学期开学考试数学试题(已下线)专题2.6 对数与对数函数(精测)-2021届高考数学(文)一轮复习讲练测(已下线)专题2.6 对数与对数函数(精练)-2021届高考数学(理)一轮复习讲练测(已下线)专题2.6 对数与对数函数(精练)-2021年高考数学(理)一轮复习学与练(已下线)专题2.6 对数与对数函数(精练)-2021届高考数学(文)一轮复习讲练测(已下线)江西省信丰中学2020届高三上学期第二次月考数学(理)试题辽宁省辽河油田第二高级中学2020-2021学年高一3月开学考试数学试题海南省临高县临高中学2024届高三上学期第一次月考数学试题
13-14高三上·四川成都·期中
10 . 若
是任意非零常数,对于函数
有以下5个命题:
①
是
的周期函数的充要条件是
;
②
是
的周期函数的充要条件是
;
③若
是奇函数且是
的周期函数,则
的图形关于直线
对称;
④若
关于直线
对称,且
,则
是奇函数;
⑤若
关于点
对称,关于直线
对称,则
是
的周期函数.
其中正确命题的序号为_________ .
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/632244ea6931507f8656e1cc3437d392.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
①
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c92f762652e758a704e26da76880e5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/c69e1d195e1c8db175fcbc9326526ece.png)
②
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/51c530f4b7491b95acb8ce3eef9aa09d.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/4c92f762652e758a704e26da76880e5c.png)
![](https://staticzujuan.xkw.com/quesimg/Upload/formula/378cb95209badfbf817682f6423ccd0b.png)
③若
![](https://img.xkw.com/dksih/QBM/2013/11/26/1571403473289216/1571403479064576/STEM/45170acd0f5c4d01a09adc14aeae6ebe.png?resizew=36)
![](https://img.xkw.com/dksih/QBM/2013/11/26/1571403473289216/1571403479064576/STEM/ce9d56d2eaa3493fbf341c2d00b5a5f3.png?resizew=49)
![](https://img.xkw.com/dksih/QBM/2013/11/26/1571403473289216/1571403479064576/STEM/45170acd0f5c4d01a09adc14aeae6ebe.png?resizew=36)
![](https://img.xkw.com/dksih/QBM/2013/11/26/1571403473289216/1571403479064576/STEM/23bf44c1841e4d3fa91f10715eb23a1e.png?resizew=41)
④若
![](https://img.xkw.com/dksih/QBM/2013/11/26/1571403473289216/1571403479064576/STEM/45170acd0f5c4d01a09adc14aeae6ebe.png?resizew=36)
![](https://img.xkw.com/dksih/QBM/2013/11/26/1571403473289216/1571403479064576/STEM/23bf44c1841e4d3fa91f10715eb23a1e.png?resizew=41)
![](https://img.xkw.com/dksih/QBM/2013/11/26/1571403473289216/1571403479064576/STEM/b37a67d258fd4475ad698567ec89c614.png?resizew=116)
![](https://img.xkw.com/dksih/QBM/2013/11/26/1571403473289216/1571403479064576/STEM/45170acd0f5c4d01a09adc14aeae6ebe.png?resizew=36)
⑤若
![](https://img.xkw.com/dksih/QBM/2013/11/26/1571403473289216/1571403479064576/STEM/45170acd0f5c4d01a09adc14aeae6ebe.png?resizew=36)
![](https://img.xkw.com/dksih/QBM/2013/11/26/1571403473289216/1571403479064576/STEM/9c58d5f29b3049d09a232ee8d5029a57.png?resizew=44)
![](https://img.xkw.com/dksih/QBM/2013/11/26/1571403473289216/1571403479064576/STEM/90b0a3d940f2450c8e5ce63567a477e9.png?resizew=37)
![](https://img.xkw.com/dksih/QBM/2013/11/26/1571403473289216/1571403479064576/STEM/45170acd0f5c4d01a09adc14aeae6ebe.png?resizew=36)
![](https://img.xkw.com/dksih/QBM/2013/11/26/1571403473289216/1571403479064576/STEM/3c3fd8da0caa40de8d650bd0c5fe4350.png?resizew=83)
其中正确命题的序号为
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