--------------------------Trivia #142---------------------
Find all positive integers x, y greater than 1 such that (2xy-1) is divisible by (x-1)(y-1).
----------------------2/10/2014------------------------
from Math Trivia on Facebook
Find all positive integers x, y greater than 1 such that (2xy-1) is divisible by (x-1)(y-1).
----------------------2/10/2014------------------------
from Math Trivia on Facebook
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