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Find the common ratio of the geometric sequence 1, -3, 9, -27, 81, ...?

Find the common ratio of the geometric sequence 1, -3, 9, -27, 81, ...?
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3 votes
Find the common
ratio of the geometric sequence 1, -3, 9, -27, 81, ...?

User Ojasvi Monga
by
8.1k points

1 Answer

0 votes
the common ratio is -3, u are multiplying each term by -3
User Bulla
by
8.9k points
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