The following function defines a recursive sequence:
f(0) = -2
f(1) = 8
f(n) = -4•f(n -1) - 3•f(n - 2); for n 1

Which of the following sequences is defined by this recursive function?
A) -2, 8, -26, -80, …
B) -2, 8, -26, 80, …
C) -2, 12, -44, 180, …
D) -2, -12, -44, -180, …

Question

The following function defines a recursive sequence:
f(0) = -2
f(1) = 8
 f(n) = -4•f(n -1) - 3•f(n - 2); for n > 1

Which of the following sequences is defined by this recursive function?
A) -2, 8, -26, -80, …
B) -2, 8, -26, 80, …
C) -2, 12, -44, 180, …
D) -2, -12, -44, -180, …

anonymous · Answer

Please

anonymous · Answer

@aaronq

anonymous · Answer

@dan815

anonymous · Answer

@linn99123 @Librarian @ayyookyndall @horsegirl27 @chrissy2430

anonymous · Answer

I will give a Medal! Please Help.

horsegirl27 · Answer

I think B. I did this before and chose A, which was wrong, but pretty sure C and D are definitely wrong. So it's B