MathDB

9

Part of 2009 Cuba MO

Problems(1)

p | 2qr + r, q | 2pr + p y r | 2pq + q.

Source: 2009 Cuna 2.9

8/27/2024
Find all the triples of prime numbers (p,q,r)(p, q, r) such that p∣2qr+r   ,   q∣2pr+p   and   r∣2pq+q.p | 2qr + r \,\,\,, \,\,\,q |2pr + p \,\,\, and \,\,\, r | 2pq + q.
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