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Differences Do Dozen? (Posted on 2007-03-28) Difficulty: 2 of 5
Pick four integers. Calculate their six pairwise differences. Multiply all those differences. Prove that the result is a multiple of 12.

See The Solution Submitted by Old Original Oskar!    
Rating: 4.0000 (2 votes)

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  Subject Author Date
Solutionyes, they doAdy TZIDON2007-03-28 07:39:50
SolutionDozenJer2007-03-28 07:33:45
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