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What is the 11th term of 3,15,75,385
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7 votes
What is the 11th term of 3,15,75,385

User Harry Sharma
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1 Answer

7 votes

Answer:

  • 3*5¹⁰

Explanation:

Given sequence:

  • 3, 15, 75, 385, ...

This is a GP with:

  • The first term of t₁ = 3
  • Common ratio of r = 5

The nth term is:

  • tₙ = t₁r°⁻¹

The 11th term is:

  • t₁₁ = 3*5¹⁰
User Art Spasky
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