Question

Classify the sequence (an)=(-9,-3,0,6…)as arithmetic, geometric, or neither. If there is not enough information to classify the sequence, choose not enoughinformation

Answer 1

an = (-9,-3,0,6 )

The sequence has not a common difference ( it's not an arithmetic sequence )

6/0 = no

0/3 = 0

-3/-9= 0.33

It has no common ratio ( it is not a geometric sequence )

Answer: C. neither