Ex 17 va rog mult dau coroana

Ex 17 Va Rog Mult Dau Coroana class=

Răspuns :

[tex]M=\{0,\frac{1}{3},\frac{2}{3},1,\frac{4}{3},\frac{5}{3},2\}\\ M\cap \ N=\{0,1,2\}\\ M\cap\ N^*=\{1,2\}\\ M- \ N=\{\frac{1}{3},\frac{2}{3},\frac{4}{3},\frac{5}{3}\}[/tex]