poolwaterisgross poolwaterisgross 08-05-2019 Mathematics contestada 2, 6, 18, 54,.... Find the common ratio of the given sequence, and write an exponential function which represents the sequence. Use n = 1, 2, 3, ... A) 3; f(n) = 2(3)n-1 B.) 1/3; f(x) = 2(3)n-1 C) 3; f(n) = 2(1/3)n-1 D). 1/3; f(n) = 2(1/3)n-1