Question

Reprezentati,prin enumerarea elementelor ,multimea:
1) A= {x | x $ |N, x<8}
2) B={x | x $ |N, 3 _< <-- linia aia e dedesubt x<9}
3) C= {x | x $ |N, 5 _< x _< 12}

Answer 1

Răspuns:

A={1,2,3,4,5,6,7}

B={3,4,5,6,7,8}

C={5,6,7,8,9,10,11,12}