JBTST IV 2010, Problema 1

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Andi Brojbeanu
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JBTST IV 2010, Problema 1

Post by Andi Brojbeanu »

Sa se determine numerele prime \( p, q, r \) cu proprietatea ca:
\( p(p-7)+q(q-7)=r(r-7) \).
Andi Brojbeanu
profesor, Liceul Teoretic "Lucian Blaga", Cluj-Napoca
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