Ajutor dau coroana!! A={x,x<9 si x este impar}
B={y, y≥16 si y<20}


Răspuns :

A={1,3,5,7}
B={1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20}
A=(1,3,5,7)
B=(1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16)