Question

Identify the series as arithmetic, geometric, or neither.

Answer 1

\[2, 4/3, 8/9, 16/27, ...\]

Answer 2

2
4/3
8/9
16/27

Answer 3

Check whether or not this is a geometric sequence. Divide the first number (2) into the 2nd number (4/3). What do you get? Now divide the 2nd number (4/3) into the third (8/9). Are your two quotients equal?

Answer 4

They are. 3/2 for both.

Answer 5

So this means geometric is correct. Thank you.

Answer 6

My pleasure! common ratio is 3/2. First term is ... what?