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What is the nth term of the progression 27, 9, 3,......?

What is the nth term of the progression 27, 9, 3,......?
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
  • A 27\(\frac{1}{3}\) n - 1
  • B 3n + 2
  • C 27 + 18(n - 1)
  • D 27 + 6(n - 1)
Correct Answer: Option A
Explanation:
Given 27, 9, 3,......this is a G.P
r = \(\frac{9}{27}\)
= \(\frac{1}{3}\)
T = arn - 1
= 27\(\frac{1}{3}\) n - 1

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