👤

Aflati multimea daca E={x e Z|(2x-1)|6} va rog ajutor plssss dau coroana si 30 de pct

Răspuns :

2x-1/6 apartine Z==> 2x-1 apartine divizorilor lui 6==>2x-1=(-6,-3,-2,-1,1,2,3,6)|+1 ==>2x=(-5,-2,0,2,4,7)|:2==>x=(-5/2,-1,0,2,7/2)