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09-04-2020
Mathematics

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For the geometric sequence 3, 6, 12..., find the 13th term and state the common ratio of the sequence

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09-04-2020

Common ratio, is r=6/3=12/6=2

Answer: common ratio 2

First term a₁ = 3

nth term aₙ = a₁rⁿ⁻¹ = 3 (2ⁿ⁻¹)

13th term = 3(2¹²) = 12288

Answer: 13th term is 12,288

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