Question

Help? Will give medal
The first four terms of a sequence are shown below:

6, 2, -2, -6

Which of the following functions best defines this sequence?

A. f(1) = 6, f(n + 1) = f(n) + 4; for n ≥ 1

B. f(1) = 6, f(n + 1) = f(n) - 2; for n ≥ 1

C. f(1) = 6, f(n + 1) = f(n) - 4; for n ≥ 1

D. f(1) = 6, f(n + 1) = f(n) + 2; for n ≥ 1

Answer 1

Would the answer be C ?

Answer 2

it is almost always C and it is in this case too

Answer 3

Thank you!