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Re: If m and n are positive integers and m^2 + n^2 = 40, what is [#permalink]

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11 Aug 2013, 03:57

If you try to solve it through algebra you will definitely spend the whole 75 minutes on it alone ..while picking numbers will help you to solve easily..just see which numbers fit as M and N to make the given equation possible...

gmatclubot

Re: If m and n are positive integers and m^2 + n^2 = 40, what is
[#permalink]
11 Aug 2013, 03:57

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