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Diophantine quickie II (Posted on 2011-09-09) Difficulty: 3 of 5
Each of a, b, c, d, e and f is a positive integer satisfying this system of equations:

a-2 + b-2 + c-2 + d-2= e-2, and:

1/a+ 1/b+ 1/c+ 1/d= f-2

Determine the smallest value of f. What are the next three smallest values of f?

No Solution Yet Submitted by K Sengupta    
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  Subject Author Date
full solutionDaniel2011-09-09 10:54:06
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