# congruence [I have no idea how to solve this]

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• Oct 27th 2008, 02:55 PM
Narek
congruence [I have no idea how to solve this]
any explanation??
Thank you so much (Itwasntme)
• Oct 27th 2008, 04:55 PM
Narek
solution
$[4]_{2} = {...,0,2,4,6,8,...}$

$[4]_{3} = {...,-2,1,4,7,10,...}$

$[4]_{6} = {...,-8,-2,4,10,16,...}$

$[4]_{8} = {...,-12,-4,4,12,20,...}$

is this True?(Rofl)