Mattofix
Feb19-08, 03:18 PM
1. The problem statement, all variables and given/known data
Ok , so i have just shown the multiplication and addition tables for some arithmetic modulo. The the question says. 'In each case identify those elements x(bar) for which there exists y(bar) with x(bar).y(bar)=1(bar).'
What does this mean?
2. Relevant equations
3. The attempt at a solution
Ok , so i have just shown the multiplication and addition tables for some arithmetic modulo. The the question says. 'In each case identify those elements x(bar) for which there exists y(bar) with x(bar).y(bar)=1(bar).'
What does this mean?
2. Relevant equations
3. The attempt at a solution