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Get one half by squaring (Posted on 2004-09-20) Difficulty: 4 of 5
Can you solve the following equation?

= 1/x + 1/y +...+ 1/z

All variables must be different, positive integers, and there must be a finite number of terms.

See The Solution Submitted by Federico Kereki    
Rating: 4.2500 (12 votes)

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Hints/Tips My thoughts Comment 31 of 31 |
I know that any positive fraction p/q can be expressed as the sum of reciprocals of  finite number
So p/q=1/a+1/b+1/c+.......+1/d(A)
Thus the question is reduced to solve out (A) where
a=x^2,b=y^2,c=z^2,..........d=w^2



  Posted by Danish Ahmed Khan on 2012-10-24 15:04:23
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