abhaypratapsingh Senior | Next Rank: 100 Posts View User Profile Posts: 51 Joined: Sat Mar 22, 2008 1:08 am Thanked: 2 times GMAT prep by abhaypratapsingh » Sat May 24, 2008 11:01 pm if xy=1 what is the value of 2(x+y)^2/2(x-y)^2 ? thanks, Top Quote