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已知数列{an},{bn}满足:,,(n∈N*).(Ⅰ)证明数列{bn}为等比数列.并求数...
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已知数列{a
n},{b
n}满足:
,
,
(n∈N
*).
(Ⅰ)证明数列{b
n}为等比数列.并求数列{a
n},{b
n}的通项公式;
(Ⅱ)记数列{a
n},{b
n}的前n项和分别为S
n,T
n,若对任意的n∈N*都有
,求实数m的最小值.
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