已知数列{an}满足：a1=2,an+1=3an+2(n€N) 求（）a2 a3 a4的值
已知数列{an}满足：a1=2,an+1=3an+2(n€N) 求（）a2 a3 a4的值
数学人气：819 ℃时间：2019-10-17 01:36:36
优质解答
a2=8 a3=26 a4=80
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