Alex says the common difference for an arithmetic sequence

Last updated: 2/28/2023

Alex says the common difference for an arithmetic sequence is always negative because of the definition of difference Why is he wrong Write an arithmetic sequence to show he is wrong The common difference is the constant change between consecutive terms in an arithmetic sequence so it must be positive wrong since its common difference is not negative must be either positive or negative could be any value The arithmetic sequence 2 4 6 8 shows that Alex is must be positive