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Prove or Disprove  If p and q are primes (>2), then pq+1 is never prime \text { If } p \text { and } q \text { are primes } ( > 2 ) \text {, then } p q + 1 \text { is never prime }

Question 23

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Prove or disprove:  If p and q are primes (>2), then pq+1 is never prime \text { If } p \text { and } q \text { are primes } ( > 2 ) \text {, then } p q + 1 \text { is never prime }

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pq + 1 is ...

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