(×+3) < (×+2) tolong jwab pliss

Materi : Pertidaksamaan Mutlak

Pembahasan :
|x + 3| < |x + 2|
(x + 3)² < (x + 2)²
(x + 3)² - (x + 2)² < 0
(x + 3 + x + 2)(x + 3 - x - 2) < 0
(2x + 5)(1) < 0
2x + 5 < 0
2x < -5
x < -5/2

Hp : {x < -5/2}