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

Question

81, 27, 9, 3, . . .
A. arithmetic, 0, –3, –6
B. geometric, 0, –3, –6
C. geometric, 1,1/3 , 1/9
D. The sequence is neither geometric nor arithmetic.
Is the answer C?
Thank you

Answer 1

Yes. The common ratio is 1/3 the previous term.

Answer 2

Thank you sooooooo much Irving.

Answer 3

No Problem. Glad I could help.

Answer 4

Tell whether the sequence 1/3,0,1,-2 is arithmetic, geometric, or neither. Find the next three terms of the sequence.

A.neither;7,-20,61
B.geometric;7,-20,61
C.arithmetic;1/3,1 1/3,3
D.geometric;-3 1/3, 5 5/9,9 7/27

Answer 5

1. C
2. B
3. C
4. B
5. D

ur welcome