Question

Determine weather each sequence is arithmetic, geometric,or neither.
1,-5,-11,-17

Answer 1

- 5 - 1 = - 6

- 11 - ( - 5 ) = - 11 + 5 = - 6

-17 - ( - 11 ) = - 17 +11 = - 6

Arithmetic sequence with common difference d = - 6