Question

Write an explicit formula for an, the nth term of the sequence 33, 30, 27

Answer 1

Answer:

aₙ = aₙ₋₁ - 3

Step-by-step explanation:

Given :

First term : 33

Common difference = 30 - 33 = -3

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Then the formula will be :

aₙ = aₙ₋₁ - 3