Question

repedeee va rooog.Am nevoie urgent.Dau coroana​

Answer 1

Răspuns:

Explicație pas cu pas:

A={ 2,1,0 , -2  ,-1  }

B= { -1,-2 ,-3,-4 -5 }

A∪ B= { 2,1,0 -2 ,-1 ,-3 ,-4 ,-5 }

A∩B= { -1 ,-2 }

A- B= {2,1,0 }

B-A = {-3,-4,-5 }