The First Four Terms of a Sequence Are Given $- 5 , - 2 s , - 3 s , - 4 s , \ldots$

Essay

The first four terms of a sequence are given. Determine whether they can be terms of an arithmetic sequence, a geometric sequence, or neither. If the sequence is arithmetic find the common difference. If the sequence is geometric find the common ratio. $- 5 , - 2 s , - 3 s , - 4 s , \ldots$