What is 10 x -38 mod 11? What is 16 x -80 mod 16? What is 278-421 mod 19?
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Thanks Shouldnt i get numerical answers? I got 9 for the 3rd one....
No it is indeed for the last one, because and . EDIT : ah yes chiph588@ you are right, but why put a substraction question following two multiplication questions ? This is confusing
Last edited by Bacterius; Dec 3rd 2009 at 03:56 PM.
For the third are you wanting or ? If it is the latter, then is the correct answer.
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