Respuesta :

Answer:

f(6)=2304

Step-by-step explanation:

hello :

f(1)=9 and f(n) = -2 f(n-1)  so f is the geometric seqeunce the  common ratio is : r = -2

the nth term is : f(n) = f(1) (-2) ^(n-1)

when  n=6   : f(6) = 9(-2)^8 =2304