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已知数列{an}的前n项和为Sn,对任意的n∈N+,点(n,Sn)均在函数f(x)=2x的...
试题详情
已知数列{a
n}的前n项和为S
n,对任意的n∈N
+,点(n,S
n)均在函数f(x)=2
x的图象上.
(1)求数列{a
n}的通项公式;
(2)记b
n=log
2a
n,求使
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YwAAAABJRU5ErkJggg==
)
成立的n的最大值.
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