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Math Help - Please help

  1. #1
    Junior Member
    Joined
    May 2009
    Posts
    25

    Please help

    How do I SHOW that
    (2x+1/2)^2+(2x+2/2)^2 = [(2x+1)^2z^2], where z^2=x^2+(x+1)^2
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  2. #2
    Member
    Joined
    Apr 2009
    Posts
    166
    So that's

    (2x+1/2)^2+(2x+2/2)^2 = (2x+1)^2z^2

    where z = x^2 + (x+1)^2

    ? 'cause i'm not getting equivalent expressions.
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