Question

PLEASE HELP!!!

A recursive function is shown below:

f(1) = 2 and f(n) = f(n - 1) - 5; n > 1

Which of the following lists the terms in the sequence defined by this recursive function?

2, 3, 8, 13, 18, ...

2, 7, 12, 17, 22, ...

2, -3, -8, -13, -18, ...

2, -7, -12, -17, -22, ...

Answer 1

@hartnn

Answer 2

just plug things in

Answer 3

Is it C?

Answer 4

f(1) = 2
and f(2) = f(2-1) - 5= f(1) - 5 = 2-5 = -3
so C correct

Answer 5

thanks :)