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19 December, 23:08

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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Answers (1)
  1. 19 December, 23:22
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    1. Geometric, ratio = 6

    2. Arithmetic

    3. Geometric, ratio = - 2

    4. Geometric, ratio = 5
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