Question

31. Determine whether the sequence 7, 21, 35, 49 is geometric. If so, find its common ratio.
a. no
b. yes, common ratio of 14
c. yes, common ratio of 12

B?

Thanks
-MC

Answer 1

I say A. This is not a geometric sequence. It's arithmetic.

Answer 2

Thanks!
-MC

Answer 3

first four terms of a sequence that begins with 2000 and has the common ratio of 1.05.