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Which is the 10th term of the geometric sequence 1/27, 1/9, 1/3, 1,

Please help and fast!
Here are the answers: 729
243
81
27

1 Answer

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The sequence is being multiplied by three for ever term.
If you multiply 1 by 3, the result will be 3. Keep on multiplying each term by three and you'll find that the 10th term is 729
User Chpio
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