Question

Sa se scrie cate trei numere reale care apartin intervalelor indicate:
a) (-5,4)
b) [0,2]
c) (-inf, -2)
d) [-1,0]

Answer 1

a) -4,-3,-2,-1,0,1,2,3 
b) 0,1,2
c) -3,-4,-5
d) -1, 0, 1

Answer 2

a) (-5,4)∈{-4;-3; -2; -1; 0;1;2;3}           b) [0,2]∈{0;1;2}


c) (-inf, -2) ∈{- inf....-6;-5;-4;}               d) [-1,0]∈{-1;-0,5; 0}