Determine whether each sequence is arithmetic or geometric. Find the next three terms.

Question

81, 27, 9, 3, . . .
(1 point)
Responses

arithmetic, 0, –3, –6
arithmetic, 0, –3, –6

geometric, 0, –3, –6
geometric, 0, –3, –6

geometric, 1, start fraction 1 over 3 end fraction, one-ninth
geometric, 1, Image with alt text: start fraction 1 over 3 end fraction , Image with alt text: one-ninth

The sequence is neither geometric nor arithmetic.
The sequence is neither geometric nor arithmetic.

Answer 1

The sequence is geometric. The common ratio is 1/3. Therefore, the next three terms would be 1/3, 1/9, and 1/27.

geometric, 1/3, 1/9, 1/27