- #1
mamma_mia66
- 52
- 0
Homework Statement
Show that n2 [tex]\neq[/tex]2 (mod6) for all n in Z
Homework Equations
The Attempt at a Solution
0 1 2 3 4 5
0 0 0 0 0 0 0
1 0 1 2 3 4 5
2 0 2 4 0 2 4
3 0 3 0 3 0 3
4 0 4 2 0 4 2
5 0 5 4 3 2 1
I did only the table for mod 6 and then I don't have an idea what to do.
I am not even sure if I understand what exactly I have to do with this problem.
Please help me if you can.
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