Question

se considera multimeaA=(x∈R/|3x-2|≤4)
enumerati elementelemultimiAintersectat cu N

Answer 1

 -4 < 3x-2 <4 / +2
-2 ≤3x ≤6 / :3
-2/3 ≤x≤2 => A intersectat cu N = { 0,1,2}