Question

find the first four terms of each sequence f(1) =2, f(n) = f(n-1) + 3

Answer 1

f(n)=f(n-1)+3

f (n=1 ) = 2

n=1 a1= 2

f(2) = f(1)+3

f(2)= 2+3

f(2)=5

f(3) = f (n+1)+3

f(3) = 3 +3 =6

f(4) =