perplexus.info :: Just Math : Sum (Pair Product)

Sum (Pair Product) - Product = 2 (Posted on 2009-12-08)

Determine all possible triplet(s) (p, q, r) of positive integers, with p ≤ q ≤ r, that satisfy the equation: pq+qr+rp - pqr = 2.

See The Solution Submitted by K Sengupta

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	Subject	Author	Date
	Analytical solution (spoiler)	Steve Herman	2009-12-08 15:35:41

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