已知数列{an}{bn}满足,对任意n属于正整数,an,bn,an+1成等差数列,且an+1=根号下bnbn+1 1.证明:根号bn是等差已知数列{an}{bn}满足,对任意n属于正整数,an,bn,an+1成等差数列,且an+1=根号下bnbn+11.证明:根号bn
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![已知数列{an}{bn}满足,对任意n属于正整数,an,bn,an+1成等差数列,且an+1=根号下bnbn+1 1.证明:根号bn是等差已知数列{an}{bn}满足,对任意n属于正整数,an,bn,an+1成等差数列,且an+1=根号下bnbn+11.证明:根号bn](/uploads/image/z/5608179-27-9.jpg?t=%E5%B7%B2%E7%9F%A5%E6%95%B0%E5%88%97%7Ban%7D%7Bbn%7D%E6%BB%A1%E8%B6%B3%2C%E5%AF%B9%E4%BB%BB%E6%84%8Fn%E5%B1%9E%E4%BA%8E%E6%AD%A3%E6%95%B4%E6%95%B0%2Can%2Cbn%2Can%2B1%E6%88%90%E7%AD%89%E5%B7%AE%E6%95%B0%E5%88%97%2C%E4%B8%94an%2B1%3D%E6%A0%B9%E5%8F%B7%E4%B8%8Bbnbn%2B1+1.%E8%AF%81%E6%98%8E%3A%E6%A0%B9%E5%8F%B7bn%E6%98%AF%E7%AD%89%E5%B7%AE%E5%B7%B2%E7%9F%A5%E6%95%B0%E5%88%97%7Ban%7D%7Bbn%7D%E6%BB%A1%E8%B6%B3%2C%E5%AF%B9%E4%BB%BB%E6%84%8Fn%E5%B1%9E%E4%BA%8E%E6%AD%A3%E6%95%B4%E6%95%B0%2Can%2Cbn%2Can%2B1%E6%88%90%E7%AD%89%E5%B7%AE%E6%95%B0%E5%88%97%2C%E4%B8%94an%2B1%3D%E6%A0%B9%E5%8F%B7%E4%B8%8Bbnbn%2B11.%E8%AF%81%E6%98%8E%3A%E6%A0%B9%E5%8F%B7bn)
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