Răspuns :
A= { 1, 2, 4, 8, 16 , 32, 64}
B={0 ,4, 8 ,12, 16 , 20, 24, 28, 32, 36, 40, 44, 48, 52, 56, 60, 64, 68}
card A = 7
card B= 18 ⇒ card B > card A
A U B = {0 ,1, 2, 4, 8 ,12, 16 , 20, 24, 28, 32, 36, 40, 44, 48, 52, 56, 60, 64, 68}
A n B = {4, 8, 16 , 32, 64}
A \ B={1,2}
B\A={0 ,12, 20, 24, 28, 36, 40, 44, 48, 52, 56, 60, 68}
B={0 ,4, 8 ,12, 16 , 20, 24, 28, 32, 36, 40, 44, 48, 52, 56, 60, 64, 68}
card A = 7
card B= 18 ⇒ card B > card A
A U B = {0 ,1, 2, 4, 8 ,12, 16 , 20, 24, 28, 32, 36, 40, 44, 48, 52, 56, 60, 64, 68}
A n B = {4, 8, 16 , 32, 64}
A \ B={1,2}
B\A={0 ,12, 20, 24, 28, 36, 40, 44, 48, 52, 56, 60, 68}
A={1,2,4,8,16,32,64}
B={0;4;8;12;....64;68}
b)cum A cuprinde puterile lui 2 , de la 0 la a 6-a deci 7 elemente iar B cuprinde muiltiplii ui 4 de la 0 la 17, deci 18 elemente, rezulta card B >card A
c) vezi alte rezolvari bune
B={0;4;8;12;....64;68}
b)cum A cuprinde puterile lui 2 , de la 0 la a 6-a deci 7 elemente iar B cuprinde muiltiplii ui 4 de la 0 la 17, deci 18 elemente, rezulta card B >card A
c) vezi alte rezolvari bune