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Math Help - once more help me out

  1. #1
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    once more help me out

    if a,b,c,d are greater than 0, than prove that a/(b+c) + b/(c+d) + c/(a+d) d/(a+b) is always greater than or equal to 2.
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  2. #2
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    Re: once more help me out

    Quote Originally Posted by geniusgarvil View Post
    if a,b,c,d are greater than 0, than prove that a/(b+c) + b/(c+d) + c/(a+d) d/(a+b) is always greater than or equal to 2.
    Please show some of your own effort on this problem.
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