设等差数列{an}的前n项和为Sn.公比是正数的等比数列{bn}的前n项和为Tn.a1=1.b1=3.a2+b2=8.T3-S3=15.(1)求an 和bn的通项公式.(2)若{c}满足a1cn+a2cn-1+''''+an-1c2+anc1=2^(n+1)-n-2对任意n属于N+都成立,求证:
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![设等差数列{an}的前n项和为Sn.公比是正数的等比数列{bn}的前n项和为Tn.a1=1.b1=3.a2+b2=8.T3-S3=15.(1)求an 和bn的通项公式.(2)若{c}满足a1cn+a2cn-1+''''+an-1c2+anc1=2^(n+1)-n-2对任意n属于N+都成立,求证:](/uploads/image/z/1963152-0-2.jpg?t=%E8%AE%BE%E7%AD%89%E5%B7%AE%E6%95%B0%E5%88%97%EF%BD%9Ban%EF%BD%9D%E7%9A%84%E5%89%8Dn%E9%A1%B9%E5%92%8C%E4%B8%BASn.%E5%85%AC%E6%AF%94%E6%98%AF%E6%AD%A3%E6%95%B0%E7%9A%84%E7%AD%89%E6%AF%94%E6%95%B0%E5%88%97%EF%BD%9Bbn%EF%BD%9D%E7%9A%84%E5%89%8Dn%E9%A1%B9%E5%92%8C%E4%B8%BATn.a1%3D1.b1%3D3.a2%2Bb2%3D8.T3-S3%3D15.%281%29%E6%B1%82an+%E5%92%8Cbn%E7%9A%84%E9%80%9A%E9%A1%B9%E5%85%AC%E5%BC%8F.%282%29%E8%8B%A5%7Bc%7D%E6%BB%A1%E8%B6%B3a1cn%2Ba2cn-1%2B%27%27%27%27%2Ban-1c2%2Banc1%3D2%5E%28n%2B1%29-n-2%E5%AF%B9%E4%BB%BB%E6%84%8Fn%E5%B1%9E%E4%BA%8EN%2B%E9%83%BD%E6%88%90%E7%AB%8B%2C%E6%B1%82%E8%AF%81%EF%BC%9A)
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