Explicație pas cu pas:
1)a)[-3,2)
-------[(-3)-----(-2)-----(-1)-----(0)-----(1)-----(2))------------->
b)(-4,4)
-------((-4)-----(-3)-----(-2)-----(-1)-----(0)-----(1)-----(2)-----(3)-----(4))----------->
2) a) Adevărat
b) Fals
c) Adevărat
d) Fals