Question

Which recursive formula can be used to generate the sequence below, where f(1) = 3 and n ≥ 1?

3, –6, 12, –24, 48, …

A.f (n + 1) = –3 f(n )
B.f (n + 1) = 3 f(n )
C.f (n + 1) = –2 f(n )
D.f (n + 1) = 2 f(n)

Answer 1

D. f(n + 1) = 2 f(n)