f(1) = 2 and f(2) = 5, f(n) = f(1) + f(2) + f(n - 1), for n > 2 f(5) =

Question

Please help ASAP, very confusing to me!

Answer 1

f(3) = f(1) + f(2) + f(2)

f(3) = 1 + 5  + 5

f(3) = 11

 

f(4) = 1 + 5 + f(3)

f(4) = 1 + 5 + 11

f(4) = 17

 

Can you follow the pattern and do f(5)?