perplexus.info :: Just Math : Equalize Products, Get Inequality

Equalize Products, Get Inequality (Posted on 2008-05-10)

The quadruplet (P, Q, R, S) of positive integers satisfies the relationship P*S = Q*R with the restriction P > Q > R > S

Prove that (P-S)² ≥ 4*S + 8

See The Solution Submitted by K Sengupta

Rating: 4.3333 (3 votes)

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Subject	Author	Date
re: Solution	K Sengupta	2008-05-20 13:35:01
Solution	FrankM	2008-05-11 07:01:18

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