Question

Please help me!! Will Give Medal!!

Find f(5) for this sequence:

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

f(5) = ______

Answer 1

\[f(1)=2\\
f(2)=5\\
f(3)=f(1)+f(3)=2+5=7\] lather rinse repeat

Answer 2

oops typo there, i meant
\[f(3)=f(1)+f(2)=2+5=7\]

Answer 3

Is that the answer or do I solve that? @satellite73

Answer 4

Would the answer be 13 @satellite73

Answer 5

@Tay111

Answer 6

Unfortunately, i do not remember how to do this.

Answer 7

Its Fine thanks Tho

Answer 8

@amistre64 @Hero Can you help me please?

Answer 9

you were given a rule to apply. what about the rule do you not understand? or is it the notation that is off putting?