Question

va rog ajutatima la ex 1 , 2 , 3 , 7 ​

Answer 1

Răspuns:

1. A={a,b,c,f,h}

B={d,a,h,f,e}

C={h,e,g}

2.b,c si f adevarate

3.AUB=0.1.2.3.4.5.6

BUA=0.1.2.3.4.5.6

AnB=2

(AUB)UC=0,1,2,3,4,5,6,7,8,9

AU(BUC)=0,1,2,3,4,5,6,7,8,9

BnA=2

A\B=1,3,5

B\A=0,4,6

(A\B)\C=5

A\(B\C)=1,3,5