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Determine if the sequence is geometric. If it is, find the common ratio. 1) -3,-18,-108,-648 2)3,4,5,6 3) 2,-4,8,-16 4) -3,-15,-75,-375

Determine if the sequence is geometric. If it is, find the common ratio. 1) -3,-18,-108,-648 2)3,4,5,6 3) 2,-4,8,-16 4) -3,-15,-75,-375
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3 votes
Determine if the sequence is geometric. If it is, find the common ratio.

1) -3,-18,-108,-648
2)3,4,5,6
3) 2,-4,8,-16
4) -3,-15,-75,-375

asked
User Yaron Naveh
by
8.3k points

1 Answer

5 votes

1. Geometric, ratio = 6

2. Arithmetic

3. Geometric, ratio = -2

4. Geometric, ratio = 5

answered
User Lokers
by
7.7k points
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