Can alternating series be negative?
Score: 4.6/5 (53 votes) It is an alternating series, either the first term is positive, or the first term is negative.How do you know if a series is alternating?The Alternating Series TestIf a[n]=(-1)^(n+1)b[n], where b[n] is positive, decreasing, and converging to zero, then the sum of a[n] converg...