Mathematics, 09.10.2019 14:30 goreimani9

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?
a. f(x) = (18)(2/3)(x – 1)
b. f(x)=18(x-1)^2/3
c. f(x)=18(2/3)^x-1
d. f(x) =2/3 (18)^x – 1

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The formula f(x + 1) = 2/3(f(x)) defines a geometric sequence where f(1) = 18. which explicit formul...