已知等比数列an为递增数列,且A5²=A10,2(An+An+2)=5An+1.n属于N*.⑴令Cn=1-...已知等比数列an为递增数列,且A5²=A10,2(An+An+2)=5An+1.n属于N*.⑴令Cn=1-(-1)∧n×an,不等式Ck≥2014(1≤k≤100,k∈N*)的
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![已知等比数列an为递增数列,且A5²=A10,2(An+An+2)=5An+1.n属于N*.⑴令Cn=1-...已知等比数列an为递增数列,且A5²=A10,2(An+An+2)=5An+1.n属于N*.⑴令Cn=1-(-1)∧n×an,不等式Ck≥2014(1≤k≤100,k∈N*)的](/uploads/image/z/694302-6-2.jpg?t=%E5%B7%B2%E7%9F%A5%E7%AD%89%E6%AF%94%E6%95%B0%E5%88%97an%E4%B8%BA%E9%80%92%E5%A2%9E%E6%95%B0%E5%88%97%2C%E4%B8%94A5%26%23178%3B%EF%BC%9DA10%2C2%28An%2BAn%2B2%29%EF%BC%9D5An%2B1.n%E5%B1%9E%E4%BA%8EN%EF%BC%8A.%E2%91%B4%E4%BB%A4Cn%3D1-...%E5%B7%B2%E7%9F%A5%E7%AD%89%E6%AF%94%E6%95%B0%E5%88%97an%E4%B8%BA%E9%80%92%E5%A2%9E%E6%95%B0%E5%88%97%2C%E4%B8%94A5%26%23178%3B%EF%BC%9DA10%2C2%28An%2BAn%2B2%29%EF%BC%9D5An%2B1.n%E5%B1%9E%E4%BA%8EN%EF%BC%8A.%E2%91%B4%E4%BB%A4Cn%3D1-%28-1%29%E2%88%A7n%C3%97an%2C%E4%B8%8D%E7%AD%89%E5%BC%8FCk%E2%89%A52014%281%E2%89%A4k%E2%89%A4100%2Ck%E2%88%88N%2A%29%E7%9A%84)
已知等比数列an为递增数列,且A5²=A10,2(An+An+2)=5An+1.n属于N*.⑴令Cn=1-...已知等比数列an为递增数列,且A5²=A10,2(An+An+2)=5An+1.n属于N*.⑴令Cn=1-(-1)∧n×an,不等式Ck≥2014(1≤k≤100,k∈N*)的
已知等比数列an为递增数列,且A5²=A10,2(An+An+2)=5An+1.n属于N*.⑴令Cn=1-...
已知等比数列an为递增数列,且A5²=A10,2(An+An+2)=5An+1.n属于N*.⑴令Cn=1-(-1)∧n×an,不等式Ck≥2014(1≤k≤100,k∈N*)的解集为M求所有dk+ak(k∈M)的和. 哪位大神帮帮忙,我算了半天,才算出an的通项公式为an=2∧n
D(k)是一个数列
已知等比数列an为递增数列,且A5²=A10,2(An+An+2)=5An+1.n属于N*.⑴令Cn=1-...已知等比数列an为递增数列,且A5²=A10,2(An+An+2)=5An+1.n属于N*.⑴令Cn=1-(-1)∧n×an,不等式Ck≥2014(1≤k≤100,k∈N*)的
dk+ak中dk是?