aₙ = 3n + 2
aₙ = 26
26 = 3n + 2
3n = 24
n = 8
Ответ : a₈ = 26
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Verified answer
aₙ = 3n + 2
aₙ = 26
26 = 3n + 2
3n = 24
n = 8
Ответ : a₈ = 26