(2)令,則由,由, 查看更多

 

題目列表(包括答案和解析)

(1),  則     (4分)

 (2)由(1)知,則

 ①當(dāng)時(shí),,令

上的值域?yàn)?img src="http://thumb.1010pic.com/pic6/res/gzsx/web/STSource/2012052522260769404934/SYS201205252227515829282837_ST.files/image014.png">                              (7分)

② 當(dāng)時(shí),      a.若,則                         

b.若,則上是單調(diào)減的

  上的值域?yàn)?img src="http://thumb.1010pic.com/pic6/res/gzsx/web/STSource/2012052522260769404934/SYS201205252227515829282837_ST.files/image022.png">                          

c.若上是單調(diào)增的

  上的值域?yàn)?img src="http://thumb.1010pic.com/pic6/res/gzsx/web/STSource/2012052522260769404934/SYS201205252227515829282837_ST.files/image025.png">                         (9分)

綜上所述,當(dāng)時(shí),的值域?yàn)?img src="http://thumb.1010pic.com/pic6/res/gzsx/web/STSource/2012052522260769404934/SYS201205252227515829282837_ST.files/image014.png">                     

  當(dāng)時(shí),的值域?yàn)?img src="http://thumb.1010pic.com/pic6/res/gzsx/web/STSource/2012052522260769404934/SYS201205252227515829282837_ST.files/image027.png">                  (10分)         

當(dāng)時(shí),若時(shí),的值域?yàn)?img src="http://thumb.1010pic.com/pic6/res/gzsx/web/STSource/2012052522260769404934/SYS201205252227515829282837_ST.files/image014.png">

時(shí),的值域?yàn)?img src="http://thumb.1010pic.com/pic6/res/gzsx/web/STSource/2012052522260769404934/SYS201205252227515829282837_ST.files/image025.png"> (12分)

即  當(dāng)時(shí),的值域?yàn)?img src="http://thumb.1010pic.com/pic6/res/gzsx/web/STSource/2012052522260769404934/SYS201205252227515829282837_ST.files/image027.png">

當(dāng)時(shí),的值域?yàn)?img src="http://thumb.1010pic.com/pic6/res/gzsx/web/STSource/2012052522260769404934/SYS201205252227515829282837_ST.files/image014.png">

當(dāng)時(shí),的值域?yàn)?img src="http://thumb.1010pic.com/pic6/res/gzsx/web/STSource/2012052522260769404934/SYS201205252227515829282837_ST.files/image025.png"> 

 

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(1),  則     (4分)

 (2)由(1)知,則

 ①當(dāng)時(shí),,令

,

上的值域?yàn)?img src="http://thumb.1010pic.com/pic6/res/gzsx/web/STSource/2012052105231909376919/SYS201205210525371718190301_ST.files/image014.png">                              (7分)

② 當(dāng)時(shí),      a.若,則                         

b.若,則上是單調(diào)減的

  上的值域?yàn)?img src="http://thumb.1010pic.com/pic6/res/gzsx/web/STSource/2012052105231909376919/SYS201205210525371718190301_ST.files/image022.png">                          

c.若上是單調(diào)增的

  上的值域?yàn)?img src="http://thumb.1010pic.com/pic6/res/gzsx/web/STSource/2012052105231909376919/SYS201205210525371718190301_ST.files/image025.png">                         (9分)

綜上所述,當(dāng)時(shí),的值域?yàn)?img src="http://thumb.1010pic.com/pic6/res/gzsx/web/STSource/2012052105231909376919/SYS201205210525371718190301_ST.files/image014.png">                     

  當(dāng)時(shí),的值域?yàn)?img src="http://thumb.1010pic.com/pic6/res/gzsx/web/STSource/2012052105231909376919/SYS201205210525371718190301_ST.files/image027.png">                  (10分)         

當(dāng)時(shí),若時(shí),的值域?yàn)?img src="http://thumb.1010pic.com/pic6/res/gzsx/web/STSource/2012052105231909376919/SYS201205210525371718190301_ST.files/image014.png">

時(shí),的值域?yàn)?img src="http://thumb.1010pic.com/pic6/res/gzsx/web/STSource/2012052105231909376919/SYS201205210525371718190301_ST.files/image025.png"> (12分)

即  當(dāng)時(shí),的值域?yàn)?img src="http://thumb.1010pic.com/pic6/res/gzsx/web/STSource/2012052105231909376919/SYS201205210525371718190301_ST.files/image027.png">

當(dāng)時(shí),的值域?yàn)?img src="http://thumb.1010pic.com/pic6/res/gzsx/web/STSource/2012052105231909376919/SYS201205210525371718190301_ST.files/image014.png">

當(dāng)時(shí),的值域?yàn)?img src="http://thumb.1010pic.com/pic6/res/gzsx/web/STSource/2012052105231909376919/SYS201205210525371718190301_ST.files/image025.png"> 

 

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(1),  則     (4分)

 (2)由(1)知,則

 ①當(dāng)時(shí),,令

,

上的值域?yàn)?img src="http://thumb.1010pic.com/pic6/res/gzsx/web/STSource/2012052022550334372302/SYS201205202258006250304215_ST.files/image014.png">                              (7分)

② 當(dāng)時(shí),      a.若,則                         

b.若,則上是單調(diào)減的

  上的值域?yàn)?img src="http://thumb.1010pic.com/pic6/res/gzsx/web/STSource/2012052022550334372302/SYS201205202258006250304215_ST.files/image022.png">                          

c.若上是單調(diào)增的

  上的值域?yàn)?img src="http://thumb.1010pic.com/pic6/res/gzsx/web/STSource/2012052022550334372302/SYS201205202258006250304215_ST.files/image025.png">                         (9分)

綜上所述,當(dāng)時(shí),的值域?yàn)?img src="http://thumb.1010pic.com/pic6/res/gzsx/web/STSource/2012052022550334372302/SYS201205202258006250304215_ST.files/image014.png">                     

  當(dāng)時(shí),的值域?yàn)?img src="http://thumb.1010pic.com/pic6/res/gzsx/web/STSource/2012052022550334372302/SYS201205202258006250304215_ST.files/image027.png">                  (10分)         

當(dāng)時(shí),若時(shí),的值域?yàn)?img src="http://thumb.1010pic.com/pic6/res/gzsx/web/STSource/2012052022550334372302/SYS201205202258006250304215_ST.files/image014.png">

時(shí),的值域?yàn)?img src="http://thumb.1010pic.com/pic6/res/gzsx/web/STSource/2012052022550334372302/SYS201205202258006250304215_ST.files/image025.png"> (12分)

即  當(dāng)時(shí),的值域?yàn)?img src="http://thumb.1010pic.com/pic6/res/gzsx/web/STSource/2012052022550334372302/SYS201205202258006250304215_ST.files/image027.png">

當(dāng)時(shí),的值域?yàn)?img src="http://thumb.1010pic.com/pic6/res/gzsx/web/STSource/2012052022550334372302/SYS201205202258006250304215_ST.files/image014.png">

當(dāng)時(shí),的值域?yàn)?img src="http://thumb.1010pic.com/pic6/res/gzsx/web/STSource/2012052022550334372302/SYS201205202258006250304215_ST.files/image025.png"> 

 

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(1), 則    (4分)
(2)由(1)知,則
①當(dāng)時(shí),,令
,
上的值域?yàn)?img src="http://thumb.1010pic.com/pic2/upload/papers//20140823/20140823211530481424.png" style="vertical-align:middle;" />                             (7分)
② 當(dāng)時(shí),      a.若,則                         
b.若,則上是單調(diào)減的
上的值域?yàn)?img src="http://thumb.1010pic.com/pic2/upload/papers//20140823/20140823211530637558.png" style="vertical-align:middle;" />                          
c.若上是單調(diào)增的
上的值域?yàn)?img src="http://thumb.1010pic.com/pic2/upload/papers//20140823/20140823211531105554.png" style="vertical-align:middle;" />                        (9分)
綜上所述,當(dāng)時(shí),的值域?yàn)?img src="http://thumb.1010pic.com/pic2/upload/papers//20140823/20140823211530481424.png" style="vertical-align:middle;" />                     
當(dāng)時(shí),的值域?yàn)?img src="http://thumb.1010pic.com/pic2/upload/papers//20140823/20140823211531589541.png" style="vertical-align:middle;" />                 (10分)         
當(dāng)時(shí),若時(shí),的值域?yàn)?img src="http://thumb.1010pic.com/pic2/upload/papers//20140823/20140823211530481424.png" style="vertical-align:middle;" />
時(shí),的值域?yàn)?img src="http://thumb.1010pic.com/pic2/upload/papers//20140823/20140823211531105554.png" style="vertical-align:middle;" /> (12分)
即 當(dāng)時(shí),的值域?yàn)?img src="http://thumb.1010pic.com/pic2/upload/papers//20140823/20140823211531589541.png" style="vertical-align:middle;" />
當(dāng)時(shí),的值域?yàn)?img src="http://thumb.1010pic.com/pic2/upload/papers//20140823/20140823211530481424.png" style="vertical-align:middle;" />
當(dāng)時(shí),的值域?yàn)?img src="http://thumb.1010pic.com/pic2/upload/papers//20140823/20140823211531105554.png" style="vertical-align:middle;" /> 

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對(duì)于數(shù)列,若滿足,則稱數(shù)列為“0-1數(shù)列”.定義變換將“0-1數(shù)列”中原有的每個(gè)1都變成0,1,原有的每個(gè)0都變成1,0. 例如:1,0,1,則設(shè)是“0-1數(shù)列”,令
.
(Ⅰ) 若數(shù)列求數(shù)列;
(Ⅱ) 若數(shù)列共有10項(xiàng),則數(shù)列中連續(xù)兩項(xiàng)相等的數(shù)對(duì)至少有多少對(duì)?請(qǐng)說(shuō)明理由;
(Ⅲ)若為0,1,記數(shù)列中連續(xù)兩項(xiàng)都是0的數(shù)對(duì)個(gè)數(shù)為,.求關(guān)于的表達(dá)式.

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