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已知数列{an}的首项a1=,an+1=,n=1,2,…. (1)求证:数列{}为等比数列; (2)记Sn=++…+,若Sn<100,求最大的正整数n.(3)是否存在互不相等的正整数m,s,n,...
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高一下学期数学《2017-2018学年海南省海南中学高一(下)期中数学试卷》真题及答案
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