Question

The following function defines a recursive sequence:

f(0) = -3

f(1) = 6

f(n) = -2•f(n -1) - f(n - 2); for n > 1

Which of the following sequences is defined by this recursive function?

-3, 6, -9, -12, …
-3, 20, -95, 480, …
-3, 6, -9, 12, …
-3, -20, -95, -480, …

Answer 1

now put x=3 in the given equation and then simplify it

Answer 2

and show me what u get?

Answer 3

so is d

Answer 4

C is the correct answer

Answer 5

thanks