Cho $p\geq 5$ nguyên tố.Tìm $k_{max}\in \mathbb{Z}^{+}$ sao cho:
$p^{k}|\left ( p-2 \right )^{2\left ( p-1 \right )}-\left ( p-4 \right )^{p-1}$
Cho $p\geq 5$ nguyên tố.Tìm $k_{max}\in \mathbb{Z}^{+}$ sao cho:
$p^{k}|\left ( p-2 \right )^{2\left ( p-1 \right )}-\left ( p-4 \right )^{p-1}$
$\boxed{\text{Nguyễn Trực-TT-Kim Bài secondary school}}$
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