Question

The first four terms of a sequence are shown below:
9, 5, 1, -3

Which of the following functions best defines this sequence?
f(1) = 9, f(n + 1) = f(n) - 4; for n ≥ 1
f(1) = 9, f(n + 1) = f(n) + 4; for n ≥ 1
f(1) = 9, f(n + 1) = f(n) - 5; for n ≥ 1
f(1) = 9, f(n + 1) = f(n) + 5; for n ≥ 1

Answer 1

i think the answer is A

Answer 2

Yes, you are correct!

Answer 3

thanks

Answer 4

YW