知数列{an}满足a1=-2,an+1(下标)=2+2an/(1-an),则an为?

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知数列{an}满足a1=-2,an+1(下标)=2+2an/(1-an),则an为?知数列{an}满足a1=-2,an+1(下标)=2+2an/(1-an),则an为?知数列{an}满足a1=-2,a

知数列{an}满足a1=-2,an+1(下标)=2+2an/(1-an),则an为?
知数列{an}满足a1=-2,an+1(下标)=2+2an/(1-an),则an为?

知数列{an}满足a1=-2,an+1(下标)=2+2an/(1-an),则an为?
a2=2+2an/1-an 这个式子有问题
我查了一下 不知道是不是这题
已知数列{an}满足a1=-2,an+1(下标)=2+2an/(1-an),则a4=
a2=2+2a1/(1-a1)=2/3
a3=2+2a2/(1-a2)=6
a4=2+2a3/(1-a3)=-2/5