数列an满足an+1=2an (0≤an<1/2) 2an-1 (1/2≤an<1) 若a1=6/7 则a2009的值为
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数列{an}满足an+1=2an 0≤an≤1/2 an+1=2an-1 1/2≤an
已知数列an满足a1=1,1/an+1=根号1/an^2+2,an>0,求an
数列{an}满足:a1=1,an>0,an+1^2-an^2=1,那么an
数列{an}满足:a1=1,an>0,an+1^2-an^2=1,那么an
已知数列{an}满足a1=1,an+1 -an+2an+1•an=0求通项
数列an满足,a1=8且8an+1an-16an+1+2an+5=0
数列an满足an+1=根号(an^2+1)+an,a1=a>0,求an通项公式
已知数列an满足1/a-an=2根号n,且an>0.求an的通项公式是数列{an}满足1/an-an=2根号n,且an>0,求an的通项公式。
已知数列an满足a1=1/2,(an+1-1)(an-1)-an+1+an=0求数列an的通项公式
数列an满足an+I={2an,O≤an
数列{an}满足a1=1 an+1=2n+1an/an+2n
数列[An]满足An+1-An+3=0,且A1=-5.求An.
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已知数列{an}满足an+1=2an+3.5^n,a1=6.求an
数列{An}满足a1=1/2,a1+a2+..+an=n方an,求an
数列an满足a1=2,an+1=an²求an
数列an满足a1=2,an+1=an²求an