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NISA [10]
2 years ago
9

Which explicit formula describes the sequenceuse the picture for the full question​

Mathematics
1 answer:
Murrr4er [49]2 years ago
7 0

Answer:

  • A. aₙ = (2/7)ⁿ⁻¹

Step-by-step explanation:

<u>According to sequence we observe:</u>

  • the first term is a₁ = 1
  • the common ratio is r = 2/7

<u>Equation of nth term of GP:</u>

  • aₙ = a₁r°⁻¹

<u>Substitute to get:</u>

  • aₙ = 1*(2/7)ⁿ⁻¹ = (2/7)ⁿ⁻¹

Correct choice is A

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