已知正项数列{an}满足a1=a(0<a<1=,且an+1≤an/1+an.
已知正项数列{an}满足a1=a(0<a<1=,且an+1≤an/1+an.
已知数列an中满足a1=1且当n.=2时,2an*a*(n-1)+an-a(n-1)=0,求通项公式an
已知数列{an}满足a1=1,a2=a(a>0),数列{bn}=an*an+
已知数列{an}满足a1=100,an+1-an=2n,则a
已知数列{an}满足,a1=2,a(n+1)=3根号an,求通项an
已知数列{an}满足a(n+1)=an+3n+2,且a1=2,求an=?
已知数列an满足a(n+1)=an+3n+2,且a1=2,求an
已知数列an满足a1=1,a(n+1)=an/(3an+1) 求数列通项公式
求数列通项1.已知数列{an}满足:a(n+1)方=an方+4且a1=1,an>0,求an2.在数列{an}中,a1=2
已知数列an满足1/a-an=2根号n,且an>0.求an的通项公式
已知数列{an}满足:a1=1,且an-a(n-1)=2n.求a2,a3,a4.求数列{an}通项an
已知数列an满足条件a1=-2 a(n+1)=2an/(1-an) 则an=