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Please help!!! Urgent


Which equation can be used to find the nth term of the sequence, an?

3, 15, 75, 375, 1875, ...


an=5⋅0.6n−1

an=5⋅3n−1

an=0.6⋅5n−1

an=3⋅5n−1

Respuesta :

mhanifa

Answer:

  • D. aₙ = 3*5ⁿ⁻¹

Step-by-step explanation:

Given sequence:

  • 3, 15, 75, 375, 1875, ...

We observe this is a GP with the first term of 3 and common ratio of 5.

Equation for the nth term is:

  • aₙ = a₁rⁿ⁻¹
  • aₙ = 3*5ⁿ⁻¹

Correct choice is D