Question

Which function represents the sequence?

Assume the domain for the function is integers greater than or equal to 1.

1/3, 1/9, 1/27, 1/81...

Answer 1

f(x)=1/3(1/3)x-1

Explanation:

f(x)= x1(r)^x-1

x1= the first term

r= rate of change

f(x)=1/3(1/3)x-1