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Find the common ratio of the geometric sequence -20, 140, -980, ...

Find the common ratio of the geometric sequence -20, 140, -980, ...
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1 vote
Find the common ratio of the geometric sequence -20, 140, -980, ...

User Maxim Fateev
by
7.5k points

1 Answer

4 votes

Answer:

-7

Explanation:

-20 × -7 = 140

140 × -7 = -980

User Arya McCarthy
by
8.5k points
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