Question

Calculați :
a) {2,0,1,3} intersectat cu {2,1,0,5}
b) {3,1,2} intersectat cu {2,0,3}
c) {3,0,1,2} intersectat cu N* d) {2,0,1,3}-N*.
Va rog mult dau coroana!

Answer 1

a) {2; 0; 1; 3}∩{2; 1; 0; 5; }={0; 1; 2}
b) {3; 1; 2}∩{2; 0; 3}={2; 3}
c) {3; 0; 1; 2}∩N*={1; 2; 3}
d={2; 0; 1; 3}\N*={0}

Answer 2

a) {2, 1 , 0}

b) {3, 2}

c) {3, 1, 2}

d) {0}