Question

1. -2 < x < 1
2. -3 <= x <= 0

Answer 1

1) -2 < x < 1
    x = {-1, 0}

2) -3 ≤ x ≤ 0
    x = {-3, -2, -1, 0}

Answer 2

1. {.1,0} 2. -3<=-x<=0 (x harus positif) 3>= x >= 0 atau 0<= x <=3 Himpunan penyelesaian ={0,1,2,3}