Question

[-3;5]=
(-1;8]=
[-5;0]=
(0;8)=
(-∞;-4]=
[-9;+∞)=
(-∞;5)=
(-5;+∞)=

Answer 1

[-3;5] = x >= -3, x <= 5
(-1;8] = x > -1, x <= 8
[-5;0] = x >= -5, x <= 0
(0;8) = x > 0, x < 8
(-∞;-4] = x <= -4
[-9;∞) = x >= -9
(-∞;5) = x < 5
(-5;∞) = x > -5