I need help to solve the following problem. See below for attachment Thanks
Last edited by mr fantastic; February 13th 2010 at 03:56 PM. Reason: Re-inforced the edit made by the OP to post title
Follow Math Help Forum on Facebook and Google+
Have you tried using the hint? If x is even then is congruent to 0 (mod 4). If x is odd then is congruent to 1 (mod 4).
View Tag Cloud