Choose the one alternative that best completes the statement or answers the question.
Determine whether the sequence is arithmetic. If so, find the common difference.
-4, -16, 64, -256, . . .
A) not arithmetic
B) arithmetic; d = -4
C) arithmetic; d = 4
D) arithmetic; d = -2

Question

Quizplus · Accepted Answer

The sequence is not arithmetic because the difference between consecutive terms does not remain constant. Instead, each term is multiplied by -4 to get the next term, indicating a geometric sequence, not an arithmetic one.

Choose the One Alternative That Best Completes the Statement or Answers