What is 10 x -38 mod 11?
What is 16 x -80 mod 16?
What is 278-421 mod 19?
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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; December 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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