Which of these is NOT a recursive sequence?
f(n)=3n+2f(n) = 3n + 2f(n)=3n+2
f(n)=f(n−1)+2f(n) = f(n-1) + 2f(n)=f(n−1)+2
f(n)=2f(n−1)f(n) = 2f(n-1)f(n)=2f(n−1)
f(n)=f(n−1)+nf(n) = f(n-1) + nf(n)=f(n−1)+n