For \( n \in \mathbb{N} 3^{n+2}-8 n-9 \) is divisible by....
For \( n \in \mathbb{N} 3^{n+2}-8 n-9 \) is divisible by
\( \mathrm{P} \)
(1) 2
(2) 4
W.
(3) 6
(4) 8
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