Question

Vă rog ajutor !!! Ofer 50 de puncte ! ​

Answer 1

Răspuns:

3. a) 5

b) {0, 1,2,3,4,5,7}

c) {2, 3}

d) {0, 1,4}

4. a) A

b) A

c) F

d) A

Answer 2

3.

a) $card_{A}=5$

b) $A$ ∪ $B$ = {0;1;2;3;4;5;7}

c) $A$ ∩ $B$ = {2;3]

d) $A$ \ $B$ = {0;1;4}

$B$ \ $A$ = {2;5;7}

4.

a) A

b) A

c) F

d) A