Gamer1235678 Gamer1235678 15-07-2019 Mathematics contestada Which formula can be used to describe the sequence?-2 2/3, -5 1/3, -10 2/3, -21 1/3, -42 2/3.A: f(x + 1) = –2f(x)B: f(x + 1) = -1/2 f(x)C: f(x + 1) = 1/2 f(x)D: f(x + 1) = 2f(x)