3 years ago

Find the common ratio of the geometric sequence 1.5, 4.5, 13.5, 40.5, …

1 answer:

6 0

Answer:

The common ratio is 3.

Step-by-step explanation:

Take 4.5 and divide it by 1.5 and you find that the common ratio is 3. To ensure this is the answer you can multiple 4.5 by 3 and you'll get 13.5

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