isabelrainbow isabelrainbow

12-01-2021
Mathematics

contestada

show all work. write a recursive formula for the arithmetic sequence {an} = {2.6, 4, 5.4, 6.8, 8.2, ...}

Respuesta :

mhanifa mhanifa

12-01-2021

Answer:

a₁ = 2.6
aₙ = aₙ₋₁ + 1.4

Step-by-step explanation:

Given

The arithmetic sequence

{aₙ} = {2.6, 4, 5.4, 6.8, 8.2, ...}

We can see the common difference is d = 1.4

The formula for this sequence is:

a₁ = 2.6
aₙ = aₙ₋₁ + 1.4

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