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Verified answer
Bab Nilai MutlakMatematika SMA Kelas X
|3x - 2| <= |2x + 1|
(3x - 2)² <= (2x + 1)²
(3x - 2)² - (2x + 1)² <= 0
(3x - 2 + 2x + 1) (3x - 2 - 2x - 1) <= 0
(5x - 1) (x - 3) <= 0
1/5 <= x <= 3
HP = { x | 1/5 <= x <= 3, x € bilangan real }