Time sensitive!!
Please help soon!!
The formula f(x + 1) = 2/3(f(x)) defines a geometric sequence where f(1) = 18. Which explicit formula can be used to model the same sequence?
f(x) = (18)(2/3)(x – 1)
f (x) = 18 (x-1)2/3
f (x) = 18 (2/3)x-1
f(x) = 2/3 (18)x – 1
