Which recursive formula can be used to generate the sequence shown, where f(1) = 5 and n > 1? 5,–1, –7, –13, –19, ... f(n + 1) = f(n) + 6 f(n) = f(n +1) – 6 f(n +1) = f(n) – 6 f(n +1) = –6f(n)