Question

1 si 2 le am facut.. restul incercuite care puteti..

Answer 1

3. a A

b F

c F

d F

e A

f F

4. B={0, 1, 4, 9, 16}

A={2,4,6,8,10,12}

AUB={0,1,2,4,6,8,9,10,12,16} toate elementele lui A si B scrise o singura data

A inters B={4} doar elementele comune dintreA si B

A-B= {2,6,8,10,12} ce are A dsr nu are B

B-A={0,1,9,16} ce arw B dar nu are A

5. A={ 0,1,2}

B={-4, -3, -2, -1, 0,1, 2, 3}

a) AUB={-4, -3, -2, -1, 0,1, 2, 3}

A inters B= {0,1,2}

A-B= Mulțime vida

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

b) A, F, A, F

6. a) A= {4,5,6}

B={-3, -2 , -1,0,1,2}

A UB={-3,-2,-1,0,1,2,4,5,6}

A inters B= Mulțime vida

A-B={4,5,6}

B-A={-3, -2 , -1,0,1,2}

b)A={0,1,2,3,4}

B={-3, -2,-1,0,1,2,3,4}

AUB={-3, -2,-1,0,1,2,3,4}

A inters B={0,1,2,3,4}

A-B= Mulțime vida

B-A= {-3,-2, -1}

8. A, A, F, F ,A

12. A ={1,3,4,5}

B ={2, 3,4,5}