Respuesta :

BlairMiller

Answer:

30078125

Step-by-step explanation:

If it is x5 every time then that is the 11th term

mhanifa

Answer:

  • 3*5¹⁰

Step-by-step 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