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Verified answer
Bab Nilai MutlakMatematika SMA Kelas X
|x - 2| < 1
-1 < x - 2 < 1
-1 + 2 < x - 2 + 2 < 1 + 2
1 < x < 3
HP = { x | 1 < x < 3, x ∈ bilangan real }