Indicate whether the sequence is arithmetic, geometric, or neither. Give the next two terms in the sequence.
-5, 15, 45, 135, 405, . . .
A)Neither; 411; 415
B)Geometric; 1215; 3645
C)Arithmetic; 408; 414

Question

Quizplus · Accepted Answer

The sequence is geometric because each term is multiplied by 3 to get the next term (5 * 3 = 15, 15 * 3 = 45, etc.). The next two terms are 405 * 3 = 1215 and 1215 * 3 = 3645.

Indicate Whether the Sequence Is Arithmetic, Geometric, or Neither