(Simple Interest and Arithmetic Sequences LC) An arithmetic sequence begins with 42, 32, 22, 12, 2 ... Which option below represents the formula for the sequence? f(n) = 42 10(n+1) f(n) = 42 + 10(n+1) f(n) = 42 10(n1) f(n) = 42 + 10(n1)