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已知数列an=2n,前n项和为Sn,若数列的前n项和为Tn,则T2012的值为(...
已知数列a
n=2n,前n项和为S
n,若数列
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103100948385892899/SYS201311031009483858928004_ST/0.png)
的前n项和为T
n,则T
2012的值为( )
A.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103100948385892899/SYS201311031009483858928004_ST/1.png)
B.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103100948385892899/SYS201311031009483858928004_ST/2.png)
C.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103100948385892899/SYS201311031009483858928004_ST/3.png)
D.
![manfen5.com 满分网](http://img.manfen5.com/res/GZSX/web/STSource/20131103100948385892899/SYS201311031009483858928004_ST/4.png)
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