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Find the first term of the following geometric sequence. _____, 39, 117, 351, 1,053, ...
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Find the first term of the following geometric sequence.

_____, 39, 117, 351, 1,053, ...

User Drabuna
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1 Answer

6 votes
common ratio = 117/39 = 3
The firest term is 39/3 = 13.
User Sanusart
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