Respuesta :

caylus
Hello,

A: is an arithmetic sequence: f(n)=3+(n-1)*4

B: is a Fibbonacci's sequence f(n+2)=f(n+1)+f(n), f(1)=4,f(2)=6

C: is a geometric sequence :first term =4 ratio=4

f(n)=4*4^(n-1)=4^n