JEE Mathematics · Easy

Sequences and Series: GP nth term MCQ

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GP nth termEasyQuestion 210013

Question

In a GP with first term 2 and common ratio 3, the 5th term is:
  1. A
    162
    Correct
  2. B
    486
  3. C
    54
  4. D
    18

Correct answer

162

Explanation

aₙ = ar^(n−1) = 2 × 3^4 = 2 × 81 = 162.