数列{an}满足a1=2,an+1=2^(n+1)*an/((n+1/2)*an+2^n),(1)设bn=2^n/an,求bn(2)设Cn=1/n(n+1)an+1数列{an}满足a1=2,an+1=2^(n+1)*an/((n+1/2)*an+2^n),(1)设bn=2^n/an,求bn(2)cn=1/n(n+1)an,数列{cn}的n项和Sn,求出Sn,并由此证
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![数列{an}满足a1=2,an+1=2^(n+1)*an/((n+1/2)*an+2^n),(1)设bn=2^n/an,求bn(2)设Cn=1/n(n+1)an+1数列{an}满足a1=2,an+1=2^(n+1)*an/((n+1/2)*an+2^n),(1)设bn=2^n/an,求bn(2)cn=1/n(n+1)an,数列{cn}的n项和Sn,求出Sn,并由此证](/uploads/image/z/3183742-46-2.jpg?t=%E6%95%B0%E5%88%97%7Ban%7D%E6%BB%A1%E8%B6%B3a1%3D2%2Can%2B1%3D2%5E%28n%2B1%29%2Aan%2F%28%28n%2B1%2F2%29%2Aan%2B2%5En%29%2C%281%29%E8%AE%BEbn%3D2%5En%2Fan%2C%E6%B1%82bn%282%29%E8%AE%BECn%3D1%2Fn%EF%BC%88n%2B1%EF%BC%89an%2B1%E6%95%B0%E5%88%97%7Ban%7D%E6%BB%A1%E8%B6%B3a1%3D2%2Can%2B1%3D2%5E%28n%2B1%29%2Aan%2F%28%28n%2B1%2F2%29%2Aan%2B2%5En%29%2C%EF%BC%881%EF%BC%89%E8%AE%BEbn%3D2%5En%2Fan%2C%E6%B1%82bn%EF%BC%882%EF%BC%89cn%3D1%2Fn%EF%BC%88n%2B1%EF%BC%89an%2C%E6%95%B0%E5%88%97%7Bcn%7D%E7%9A%84n%E9%A1%B9%E5%92%8CSn%2C%E6%B1%82%E5%87%BASn%2C%E5%B9%B6%E7%94%B1%E6%AD%A4%E8%AF%81)
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