Question

2,1,1/2,1/4 .....
A. arithmetic
B. geometric
C. both
D. neither

Answer 1

Do you know the difference between an arithmetic sequence and a geometric sequence?

Answer 2

Yes .. is the answer Geometric ?

Answer 3

Yes.

Answer 4

Alright thanks :D

Answer 5

1/2 = 1/2
(1/2) / 1 = 1/2
(1/4) / (1/2) = 1/2
Every term divided by the previous term gives the same result. That is the common ratio.
That means it's a geometric sequence.

Answer 6

You're welcome.