数列{xn}满足x1=1,xn+1=3xn+3^n,求xn.已知函数f(x)=2x^2,数列{an}满足a1=3,an+1=f(an),求an.

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数列{xn}满足x1=1,xn+1=3xn+3^n,求xn.已知函数f(x)=2x^2,数列{an}满足a1=3,an+1=f(an),求an.数列{xn}满足x1=1,xn+1=3xn+3^n,求x

数列{xn}满足x1=1,xn+1=3xn+3^n,求xn.已知函数f(x)=2x^2,数列{an}满足a1=3,an+1=f(an),求an.
数列{xn}满足x1=1,xn+1=3xn+3^n,求xn.已知函数f(x)=2x^2,数列{an}满足a1=3,an+1=f(an),求an.

数列{xn}满足x1=1,xn+1=3xn+3^n,求xn.已知函数f(x)=2x^2,数列{an}满足a1=3,an+1=f(an),求an.
xn=n*3^(n-1)
an=

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