Question

Aflati elementele multimii A =(x aprtine Z || x-1|< (sau egal) 3. Cat maii repedeeeeeeeeeeeeee

Answer 1

Salut!

Avem ca -3 <= x - 1 <= + 3 / +1 <=> - 2 <= x <= + 4 <=> x ∈ [-2;+4]; insa x ∈ Z => x ∈ {-2; -1; 0; +1; +2; +3; +4}

Bafta!